In the previous Johnson Paper, I asked how our airways became so small. We looked at the relationship between modern food, reduced chewing, tongue posture, jaw development, crowded teeth, nasal breathing, and sleep. For parents, however, there is another question that may be even more useful: How early can we begin to see the clues?

Most parents enter the orthodontic conversation when the permanent teeth begin to appear. An adult front tooth erupts behind a baby tooth. Two incisors overlap. A dentist points out a crossbite or explains that there may not be enough room for the remaining teeth. At that moment, the problem can feel as though it has suddenly arrived, but the visible crowding is often only the latest chapter in a developmental story that began years earlier.

Long before braces are discussed, the mouth is learning how to function. A baby is learning to latch, swallow, and breathe. The tongue is learning where to rest. The lips and cheeks are learning how to cooperate with the tongue and jaw. Later, the child begins handling different food textures, developing chewing patterns, and transitioning from an infant swallow toward a more mature way of eating.

The baby teeth then begin to provide us with visible information about how the arches are developing. Their spacing, alignment, bite relationship, and position within the jaws can offer clues about whether the mouth is creating room for the larger permanent teeth that will eventually replace them.

None of this should be read as an indictment of parents. Feeding does not always go according to plan. Breastfeeding may be difficult or impossible for reasons outside anyone’s control. Some babies are born prematurely or have medical complications. Some mothers struggle with milk supply, pain, or recovery after delivery. Some children have structural or neurological challenges that affect feeding. Genetics also remain an important part of facial and dental development.

The purpose of looking earlier is not to create guilt. It is to create opportunity. When we understand that oral development begins before the crooked teeth appear, we can become more observant about function, more thoughtful about growth, and more willing to investigate a pattern before it becomes a larger problem.

Breastfeeding Is More Than the Delivery of Milk

Breastfeeding is usually discussed in terms of nutrition and immunity, but it is also a complex physical activity. A nursing baby must coordinate the tongue, lips, cheeks, jaw, swallowing mechanism, and breathing pattern. The baby establishes a latch, creates negative pressure within the mouth, draws milk, swallows, and continues breathing without repeatedly losing the seal.

This is different from simply pouring nutrition into the mouth. The infant is performing coordinated muscular and neurological work.

When nursing is effective, the tongue moves broadly and rhythmically. The jaw participates. The lips maintain the seal, while the tongue and oral structures help create the pressure changes needed to transfer milk. This repeated activity gives the developing mouth an early functional pattern on which later chewing and swallowing can build.

The American Academy of Pediatrics recommends exclusive breastfeeding for approximately the first six months when possible, followed by continued breastfeeding as complementary foods are introduced. It supports continued breastfeeding for two years or beyond when mutually desired by the mother and child. The same guidance also emphasizes that conversations about breastfeeding should be nonjudgmental because exclusive breastfeeding is not possible for every family.

Research examining breastfeeding and later dental development has found associations between longer breastfeeding and lower rates of certain bite problems, particularly posterior crossbite. Those findings do not mean breastfeeding guarantees straight teeth, nor do they mean bottle-feeding causes malocclusion. They tell us that early feeding function may be one meaningful influence within a much larger developmental system.

That distinction matters. We should not turn a biological observation into a moral judgment. A mother who cannot breastfeed has not failed her child, and a child who is bottle-fed is not destined to have a narrow palate or airway problem. What we can say is that feeding is a functional event, and when feeding is not working well, the mechanics deserve attention rather than dismissal.

When Feeding Is Difficult, We Should Ask Why

Many parents know almost immediately when nursing is not going well. The baby may have trouble maintaining a latch, click or lose suction, tire quickly, feed for long periods without seeming satisfied, or repeatedly fall asleep before taking in enough milk. The mother may experience significant pain or tissue damage. Weight gain may become a concern.

Tongue restriction may be one reason for these difficulties, but it is not the only reason.

The increased awareness of tongue-ties has helped many families obtain evaluations that were not commonly available a generation ago. At the same time, a visible frenulum should not automatically be treated as proof that a procedure is necessary. The American Academy of Pediatrics distinguishes between a tongue that merely appears restricted and symptomatic ankyloglossia, in which restricted tongue movement is accompanied by breastfeeding difficulty that does not improve with skilled lactation support. Its clinical report notes that fewer than half of infants with physical findings consistent with a tongue-tie experience breastfeeding difficulty.

This is why I believe the evaluation should be functional. Can the baby elevate and move the tongue effectively? Can the baby maintain a latch? Is milk transfer adequate? Is the mother experiencing pain? Has someone who understands breastfeeding mechanics directly observed the feeding?

Those questions are more meaningful than simply looking beneath the tongue for a tight band of tissue.

When a restriction is truly interfering with function, a coordinated team may be helpful. Depending on the situation, that team may include the pediatrician, lactation consultant, feeding therapist, dentist, or ear-nose-and-throat physician. The objective should not be to perform a procedure because a structure looks unusual. The objective should be to understand why feeding is difficult and support the baby’s ability to function.

Weaning Is a Developmental Transition

Eventually, a child begins moving beyond an exclusively milk-based diet and exploring complementary foods. We often think of this transition only in nutritional terms: when to add iron, protein, vegetables, fruits, and other foods. From an oral-development perspective, however, weaning is also a transition in movement, sensation, posture, and coordination.

A child begins learning that food can have texture. The hands bring food toward the mouth. The lips examine it. The tongue moves it. The gums and emerging teeth begin to press, mash, and eventually chew. The child learns how much food can be managed at one time and how to move it safely toward the back of the mouth.

I have become interested in baby-led weaning because it encourages parents to pay attention to developmental readiness rather than treating feeding as something done entirely to the child. The child is given an opportunity to touch, smell, taste, and safely explore food while gradually developing the motor skills needed for self-feeding.

I do not believe this requires a rigid allegiance to one feeding philosophy. Purées are not inherently harmful, and there are times when spoon-feeding is appropriate, practical, and nutritionally valuable. The greater concern is rushing a child into a texture before the child is ready or, at the other extreme, keeping a child on an unnecessarily narrow range of soft textures long after the oral system is capable of doing more.

Most babies begin showing readiness for complementary foods at approximately six months, although development varies. The child should be able to sit with appropriate support, maintain head control, bring objects toward the mouth, and manage soft food safely. Current pediatric guidance also cautions that the evidence for specific health advantages of baby-led weaning remains limited. The value of the approach may lie less in following a strict program and more in observing the child’s readiness, offering appropriate variety, and allowing safe participation in eating.

Safety is essential. A baby should be upright and supervised, and foods should be soft enough to mash with the gums or a few teeth. Round, hard, sticky, or coin-shaped foods can obstruct the airway and must be avoided or modified. A whole raw carrot, a chunk of meat, a whole grape, a nut, or a spoonful of thick nut butter is not an oral-development exercise for an infant. It is a choking hazard. Pediatric guidance specifically warns parents not to assume that every image of a baby holding a large piece of food represents a safe feeding practice.

Parents also need to understand that gagging and choking are not the same event. Gagging can occur as a child learns to manage texture and may serve as a protective response, but choking can be silent and life-threatening. Families beginning complementary feeding should understand safe food preparation, know the signs of choking, and discuss concerns with their pediatrician or feeding professional.

The deeper principle is that weaning should follow development. We do not want to push the oral system beyond what it can safely manage, but neither do we want to prevent it from learning the work it is ready to perform.

The Developing Mouth Needs Appropriate Work

Modern food has made eating remarkably easy. Children can consume a large portion of their calories through pouches, drinks, soft breads, crackers that dissolve in the mouth, mashed foods, processed snacks, gummies, and meals that require very little chewing.

Convenience is not always bad. A pouch may be useful during travel, and a soft meal may be appropriate for a young child or someone recovering from illness. The question is whether convenience has gradually become the entire diet.

The muscles and bones of the face are living tissues that respond to function. Chewing requires coordination of the jaw muscles, tongue, cheeks, teeth, and sensory system. Children develop more efficient chewing patterns as they encounter foods with different structural properties and textures. Experimental research, much of it conducted in animals, also suggests that prolonged soft diets can affect jaw-bone metabolism and craniofacial development. Human evidence is less complete, so we should not claim that one food texture determines the size of a child’s jaws. The available evidence does, however, support taking masticatory function seriously.

I am not suggesting that parents hand an infant a strip of jerky or ask a toddler to chew something unsafe. Age and developmental readiness matter. What I am asking is whether a growing child who receives nearly all calories in soft or highly processed forms is giving the chewing system the same variety of work it would receive from a broader whole-food diet.

As children become capable, they can gradually encounter vegetables prepared to an appropriate firmness, fruits with texture, meats that require controlled chewing, and other whole foods suited to their age. The objective is not to make eating difficult for the sake of difficulty. It is to let eating remain a physical function rather than reducing it entirely to the passive delivery of calories.

This principle continues beyond infancy. The jaws, muscles, and oral habits are still developing through childhood and adolescence. A teenager who drinks breakfast, eats a soft sandwich at lunch, snacks on gummies, and finishes the day with another highly processed meal may rarely ask the masticatory system to do much work.

The modern mouth may receive plenty of calories while receiving very little challenge.

The Tongue Is Part of the Growth System

The tongue is one of the most influential structures in the developing mouth, yet its resting position is rarely discussed with parents. Most people think about the tongue when a child is speaking, swallowing, or tasting food. The rest of the time, the tongue seems inactive, but it is always resting somewhere.

That resting place matters because teeth erupt into a muscular environment. The tongue exerts pressure from inside the dental arches, while the lips and cheeks exert pressure from outside. When those forces are reasonably balanced, they help create a stable environment for tooth position.

The American Academy of Pediatric Dentistry notes that the resting pressures of the lips, cheeks, and tongue have more influence on tooth position than the brief forces produced during an individual swallow. It also distinguishes between a visible tongue-thrust swallow and a persistently forward resting posture. An intermittent movement during swallowing may have limited importance when the resting posture is normal, while an abnormal resting position can contribute to displacement of the teeth.

This is an important refinement. We should not blame every crooked tooth on one imperfect swallow, nor should we assume that a child must consciously press the tongue against the palate throughout the day. Oral function is more complex than a single exercise or instruction.

What we should notice is the pattern. Does the tongue appear to live low in the mouth? Does it move forward between the teeth when the child swallows? Do the lips strain to create a seal? Is the mouth habitually open? Is the child able to breathe comfortably through the nose? Is tongue mobility restricted? Is there a crossbite, open bite, or narrow upper arch?

Research supports a relationship between tongue posture, oral muscular balance, and dental-arch development, although these factors are associational and do not explain every case of crowding or malocclusion. Genetics, tooth size, nasal obstruction, prolonged sucking habits, premature tooth loss, skeletal growth patterns, and other influences also matter.

The tongue should therefore be evaluated as part of a system rather than treated as the answer to every problem.

The Roof of the Mouth Is Also the Floor of the Nose

One reason tongue posture matters so much in airway dentistry is anatomical. The upper jaw, or maxilla, forms the dental arch and palate, but that same bone also contributes to the floor and sidewalls of the nasal cavity.

The mouth and nose are not two unrelated compartments. They share a developmental foundation.

When the upper arch is narrow, the palate often appears high and constricted. When nasal breathing is difficult, the child may open the mouth and lower the tongue as a compensation. That lower oral posture may then alter the muscular environment surrounding the teeth and jaws. Over time, breathing, posture, dental development, and facial growth may influence one another.

Studies examining chronic mouth breathing have found associations with narrower maxillary development, altered mandibular posture, increased vertical facial growth, and certain forms of malocclusion. The direction of cause is not always simple. Nasal obstruction can lead to mouth breathing and changed posture, while craniofacial anatomy can also make the airway less favorable.

This is why telling a child to close the mouth is often inadequate. A child who habitually mouth-breathes may be compensating for congestion, enlarged tonsils or adenoids, allergies, a restricted nasal passage, or another airway problem. The child may not be choosing a habit that can be corrected by reminders.

The first question should be whether nasal breathing is comfortable and sustainable.

Why Spaces Between Baby Teeth Matter

Parents naturally admire a row of perfectly straight baby teeth. When the teeth sit tightly together without gaps, the smile may look especially neat. From a developmental perspective, however, I often find spacing more reassuring.

Permanent teeth are generally larger than the baby teeth they replace. The arches must therefore provide additional room as the child moves from the primary dentition into the mixed and permanent dentitions. Some of that room comes from normal spacing between the baby teeth, along with changes in the dental arches as the child grows.

This does not mean every child needs a specific measured gap between every tooth. I sometimes use a simple visual description with parents and tell them I like to see generous breathing room in the primary dentition, but the mouth cannot be diagnosed with a home measurement or a photograph alone.

Spacing is also not a guarantee. A child with spaces between the baby teeth may still develop crowding, and a child with tightly arranged baby teeth may not experience severe malalignment. Tooth size, arch length, eruption sequence, skeletal relationships, early tooth loss, and many other factors affect the final result.

Even with those qualifications, the absence of primary-tooth spacing can be an important clue. Longitudinal and observational research has found that features of the primary dentition can help predict later occlusal patterns and that a lack of available space increases the risk of crowding as the larger permanent teeth emerge.

The tightly arranged baby smile may be beautiful, but it may also be telling us that the permanent teeth will have little reserve space.

That does not mean treatment must begin immediately. It means the child’s development should be watched thoughtfully.

A Crossbite Is More Than a Crooked Tooth

A crossbite occurs when one or more upper teeth sit inside the corresponding lower teeth rather than outside them. It may involve the front teeth, one side of the back teeth, or both sides. A crossbite can arise from tooth position, skeletal development, a functional shift of the jaw, or a combination of these factors.

To a parent, it may look like a small alignment problem. To a dentist or orthodontist, it may be evidence that the upper and lower arches are not developing in a balanced relationship.

The American Academy of Pediatric Dentistry recommends that evaluations during the primary dentition include attention to anterior and posterior crossbites, oral habits, and airway concerns. It also notes that treatment can benefit many children but is not indicated for every developing malocclusion. Decisions require an understanding of craniofacial growth, the child’s bite, the type of crossbite, the available space, and the broader treatment needs.

This is the kind of measured early attention I want parents to understand. An early evaluation does not mean every child needs an expander. It does not mean an appliance should be placed simply because the palate appears narrow. Expansion is not a universal answer, and an appliance should never substitute for a complete diagnosis.

Sometimes the correct decision is to monitor. Sometimes a nasal or tonsillar issue needs medical attention. Sometimes a habit is contributing. Sometimes myofunctional support is appropriate. Sometimes orthodontic intervention is beneficial, particularly when a functional shift or adverse growth pattern is developing.

The value of looking early is that the full range of options is still available.

Snoring and Mouth Breathing Should Not Be Ignored

Parents are often told that children snore because they are tired, congested, or sleeping deeply. Occasional snoring during a cold is different from persistent loud snoring when a child is otherwise healthy.

Regular snoring, chronic mouth breathing, witnessed pauses in breathing, restless sleep, unusual sleeping positions, morning headaches, difficulty waking, daytime sleepiness, attention problems, and behavioral changes can be signs that a child’s breathing during sleep deserves evaluation. The American Academy of Pediatric Dentistry’s current policy encourages dental professionals to screen for these signs and refer children who may be at risk to an appropriate medical provider.

The most common causes of pediatric obstructive sleep apnea are not simply narrow dental arches. Enlarged tonsils and adenoids are major contributors in otherwise healthy children, while obesity, craniofacial differences, neuromuscular conditions, and other anatomical or physiological factors may also play a role. Pediatric sleep-disordered breathing is multifactorial, and a dentist cannot diagnose it by looking at the teeth alone.

When sleep apnea is suspected, the child may need evaluation by a pediatrician, ear-nose-and-throat physician, pulmonologist, or sleep-medicine specialist. Polysomnography, or an overnight sleep study, remains the medical standard used to confirm or rule out obstructive sleep apnea in a symptomatic child.

Dentistry still has an important role. The dentist may be the first professional to notice a high narrow palate, crossbite, enlarged tonsils, open-mouth posture, unusual tongue position, worn teeth, or a parent’s report of snoring. Those findings should not be used to sell a predetermined appliance. They should be used to ask better questions and, when necessary, bring the appropriate professionals into the conversation.

Early Clues Are Not Early Diagnoses

The central idea of this article is not that parents should inspect every movement of the tongue or become anxious about every tightly arranged baby tooth. A developing child will change constantly. Feeding will not be perfect. Colds will temporarily affect nasal breathing. Children will move through awkward stages as teeth erupt and oral patterns mature.

We are looking for persistent patterns rather than isolated moments.

A child who repeatedly struggles to latch or transfer milk may need a feeding evaluation. A child who cannot progress through safe food textures may need pediatric or feeding support. A child whose mouth remains open throughout the day may need an airway evaluation. A crossbite, a very narrow arch, a low resting tongue, or a primary dentition with little available space may justify closer dental or orthodontic observation. Regular snoring when the child is healthy should be discussed with a medical provider.

None of those findings proves that a child has sleep apnea, requires a tongue release, needs myofunctional therapy, or should begin orthodontic expansion. They indicate that the function and development of the entire system deserve attention.

This is what biological and airway-focused dentistry can add to the traditional dental examination. We still look for cavities, enamel problems, gum health, eruption, and bite relationships, but we also ask how the child is breathing, sleeping, chewing, swallowing, and using the tongue.

We look at the teeth, but we do not stop at the teeth.

Before the Crooked Teeth

By the time permanent teeth begin erupting into a crowded arch, much of the early developmental story has already been written. The child has spent years breathing through the nose or mouth, using the tongue in a particular resting position, developing a swallowing pattern, and eating foods that required either more or less chewing.

The baby teeth may have been offering clues during that entire period.

They may have shown generous spacing or none at all. The upper arch may have developed broadly, or a crossbite may have appeared. The child may have slept quietly with the lips together, or the parents may have noticed snoring, restlessness, congestion, or an open mouth.

No single clue tells us everything. Development is an interaction among genetics, anatomy, breathing, feeding, muscles, habits, health, and environment. It would be irresponsible to reduce that complexity to one cause or one treatment.

It would be equally irresponsible to pretend the clues do not matter.

Parents do not need to become experts in orthodontics or sleep medicine. They simply need to know that oral development begins earlier than most people realize and that the mouth is connected to feeding, breathing, sleep, and facial growth from the beginning.

When we notice a pattern early, the first step is not always treatment. Often, the first step is a better question.

Can this child breathe comfortably through the nose? Is feeding effective? Is the tongue able to move and rest appropriately? Are the dental arches creating room for the teeth that are coming? Is the child sleeping quietly and waking rested? Does the bite suggest that the upper and lower jaws are developing in harmony?

Those questions allow us to move beyond waiting for crooked teeth and then attempting to arrange them within whatever space happens to be available.

They allow us to think about how the space developed in the first place.

That is the opportunity hidden within the baby teeth. They are temporary, but the developmental information they provide may be far more important than we once understood.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

• Meek JY, Noble L; Section on Breastfeeding. Policy Statement: Breastfeeding and the Use of Human Milk. Pediatrics. 2022;150(1):e2022057988.

• Sakalidis VS, Geddes DT. Suck-Swallow-Breathe Dynamics in Breastfed Infants. Journal of Human Lactation. 2016;32(2):201–211.

• Thomas J, Bunik M, Holmes A, et al. Identification and Management of Ankyloglossia and Its Effect on Breastfeeding in Infants: Clinical Report. Pediatrics. 2024;154(2):e2024067605.

• Peres KG, Cascaes AM, Nascimento GG, Victora CG. Effect of breastfeeding on malocclusions: a systematic review and meta-analysis. Acta Paediatrica. 2015;104(S467):54–61.

• Abate A, Cavagnetto D, Fama A, Maspero C, Farronato G. Relationship between Breastfeeding and Malocclusion: A Systematic Review of the Literature. Nutrients. 2020;12(12):3688.

• Agbim IA, Waasdorp Hurtado C. Baby-Led Weaning: Is It Safe? HealthyChildren.org. Updated December 3, 2024.

• Simione M, et al. Differing structural properties of foods affect the development of mandibular control and muscle coordination in infants and young children. Physiology & Behavior. 2018;186:62–72.

• Fujita Y, Maki K. Association of feeding behavior with jaw bone metabolism and tongue pressure. Japanese Dental Science Review. 2018;54(4):174–182.

• American Academy of Pediatric Dentistry. Management of the Developing Dentition and Occlusion in Pediatric Dentistry. The Reference Manual of Pediatric Dentistry. Chicago, Ill.: American Academy of Pediatric Dentistry; 2025:497–515.

• Lin L, Zhao T, Qin D, Hua F, He H. The impact of mouth breathing on dentofacial development: A concise review. Frontiers in Public Health. 2022;10:929165.

• Foster TD, Grundy MC. Occlusal changes from primary to permanent dentitions. British Journal of Orthodontics. 1986;13(4):187–193.

• American Academy of Pediatric Dentistry. Policy on Obstructive Sleep Apnea. Latest revision 2026. The Reference Manual of Pediatric Dentistry.

One of the most important questions a patient can ask me is also one of the hardest to answer:

How did I get here?

They may be sitting in my office because they snore. Perhaps they have been diagnosed with sleep apnea or upper airway resistance syndrome. They may wake with a dry mouth, grind their teeth, struggle with headaches, or feel tired no matter how long they sleep.

Others come because their teeth are crowded, their bite does not feel right, or they have worn through years of dental work from clenching. They may have had braces, teeth removed, wisdom teeth extracted, a night guard made, or a CPAP prescribed.

Each treatment may have been reasonable. Some may have been necessary.

But treatment and origin are not the same question.

We can straighten the teeth without asking why there was not enough room for them. We can protect worn teeth without asking why the body is grinding. We can support a person’s breathing at night without asking how the airway became vulnerable in the first place.

The more I have studied airway health, facial growth, nutrition, oral function, and sleep, the more I have come to believe that these problems cannot always be separated.

The teeth are not separate from the jaws.

The jaws are not separate from the tongue.

The tongue is not separate from the nose.

And none of those structures is separate from the airway.

The airway does not suddenly appear when a person reaches adulthood. It develops within a growing face, influenced by genetics, breathing, muscle function, feeding, chewing, oral posture, nasal obstruction, and many other factors.

That does not mean every person with crooked teeth will develop sleep apnea. It does not mean every person who snores has an underdeveloped jaw. Sleep-disordered breathing is complex and can involve the tonsils and adenoids, body weight, neuromuscular tone, nasal obstruction, craniofacial anatomy, and other medical conditions. But oral and facial development are important parts of that larger picture.

So perhaps the better question is not simply, “Why do I snore?”

Perhaps it is:

How did the entire breathing system develop?

What Weston Price was trying to understand

My interest in this question leads me back to the work of Dr. Weston Price.

Price was a Cleveland dentist who traveled to traditional communities around the world. He observed people living in the Arctic, Australia, the South Pacific, Africa, and other regions before industrialized Western food had fully replaced their traditional diets.

What caught his attention was not only tooth decay.

He also photographed differences in facial form, dental-arch development, tooth alignment, and the amount of room available for the teeth. He compared people eating their traditional diets with members of the same communities who had begun eating more refined flour, sugar, canned goods, and other imported foods.

His observations became the foundation of his book Nutrition and Physical Degeneration, a work that has influenced generations of biological dentists, nutrition-minded physicians, and other holistic practitioners.

Price’s work should be read for what it was: an observational field record, not a modern controlled clinical trial. He did not have sleep laboratories, cone-beam imaging, genetic testing, or the diagnostic tools we have today. His photographs cannot prove that the people he studied were free from sleep apnea.

But he asked a question that dentistry still needs to ask:

Why do some environments seem to support broader facial development and more room for the teeth, while others do not?

More recent anthropological research has also found meaningful differences in mandibular form associated with subsistence patterns. In one global analysis, the shape of the lower jaw reflected differences between agricultural and hunter-gatherer populations more strongly than neutral genetic relationships alone would predict. That does not prove that one food or one habit determines jaw size, but it supports the broader idea that the way people live and eat can influence the skeleton over time.

Genes matter. Of course they do.

But genes develop within an environment.

Modern food changed more than nutrition

When most people hear the phrase industrialized food, they think about ingredients.

They think about sugar, refined flour, artificial additives, damaged oils, preservatives, and foods that have been altered so extensively that they barely resemble what came from the ground or the animal.

Those nutritional questions are important. But there is another change we do not discuss nearly enough.

Modern food changed how much work the mouth has to do.

We have made calories remarkably easy to obtain. We can drink them. We can squeeze them from a pouch. We can eat foods that dissolve almost as soon as they enter the mouth. Grains are milled, fruits are blended, meats are mechanically softened, and snacks are engineered to require very little chewing.

Even many foods marketed as healthy are soft.

The body receives calories, but the developing mouth may receive less mechanical demand.

Bone and muscle are living tissues. They respond to use. We accept this principle throughout the rest of the body. If we load the skeleton appropriately, it adapts. If muscles are used, they strengthen. If a limb is immobilized, bone and muscle can lose strength.

The jaws are not exempt from biology.

Animal research consistently shows that reduced chewing demand can affect jaw-bone metabolism, muscle function, and aspects of maxillary and mandibular development. Human anthropology points in a similar direction, although the human evidence cannot isolate food texture from every other difference in culture, health, genetics, and environment.

This does not mean that giving a child jerky will guarantee a broad jaw or prevent sleep apnea. Biology is not that simple. It also does not mean that all cooked or processed food is harmful. Cooking has been part of human life for a very long time and can make many foods safer and more digestible.

The point is more basic:

A mouth that is developing needs appropriate work.

When nearly every meal is soft, blended, puréed, or easy to swallow, the muscles of chewing may receive less stimulation than they once did.

That is one reason I believe age-appropriate whole foods and safe opportunities to chew deserve a place in the conversation about oral development.

Development begins before the adult teeth arrive

By the time crooked adult teeth appear, the developmental story has already been unfolding for years.

The earliest chapters include nursing, swallowing, breathing, oral posture, the transition to solid foods, and eventually chewing a varied diet.

Breastfeeding is not simply a method of delivering milk. It requires coordinated activity involving the tongue, lips, cheeks, jaw, swallowing reflex, and breathing. Studies have found associations between longer breastfeeding and broader primary dental arches or lower odds of certain bite problems, including posterior crossbite. The evidence is not perfect, and feeding history is never the only factor, but it supports the idea that early oral function matters.

This is not a reason to shame mothers who could not breastfeed.

There are many reasons breastfeeding may be difficult or impossible. A baby may be premature. A mother may have medical complications. Milk supply may be limited. A child may have difficulty latching, poor coordination, restricted tongue mobility, or another feeding challenge.

Bottle-feeding does not sentence a child to poor facial development, and breastfeeding does not guarantee perfect development.

What matters is that we recognize feeding as a functional process. When it is not working well, the answer should not always be to dismiss the difficulty. Sometimes the baby and mother need help from a lactation professional, pediatrician, feeding specialist, dentist, or other qualified provider who understands oral function.

The same principle applies during weaning.

Children should not be rushed into textures they are not neurologically or physically prepared to manage. At the same time, they eventually need safe, supervised opportunities to explore food, develop chewing skills, and move beyond a diet made almost entirely of soft substances.

The goal is not to follow one rigid feeding philosophy.

The goal is healthy function.

The tongue is a quiet architect

Most people rarely think about where their tongue rests.

They notice it when they speak, swallow, taste, or accidentally bite it. The rest of the day, it seems to disappear.

But the tongue is always somewhere.

Its resting position, movement, strength, and relationship with the lips and cheeks are part of the system that surrounds the dental arches. Teeth do not erupt into an empty space. They emerge into an environment of continuous muscular forces.

When oral function is balanced, the tongue, lips, and cheeks help create a stable environment for the teeth. When the tongue rests low, pushes forward during swallowing, has restricted mobility, or cannot comfortably occupy the palate, that balance may change.

Research supports an association between tongue position or mobility and dental-arch form, although the tongue should never be treated as the sole cause of every narrow arch or crooked tooth. Genetics, tooth size, nasal obstruction, prolonged oral habits, skeletal relationships, early tooth loss, and other factors can also contribute.

This is where the anatomy becomes especially important.

The roof of the mouth is also the floor of the nose.

The upper jaw, or maxilla, helps form both the oral and nasal spaces. Development in one area cannot be entirely separated from the other.

When a child cannot breathe comfortably through the nose, the mouth may open as a compensation. The tongue may then rest lower because it cannot remain broadly against the palate while the mouth is being used as the primary breathing route.

Over time, breathing pattern, oral posture, muscle function, and facial growth may begin influencing one another. Systematic reviews have found associations between chronic mouth breathing and differences in dentofacial development, but cause and effect can move in both directions. Nasal obstruction may alter oral posture, while craniofacial anatomy may also make breathing more difficult.

That cycle is one reason simply telling a child to “close your mouth” is often not helpful.

A child who habitually mouth-breathes may not be choosing a bad habit.

The child may be compensating for an airway that does not feel open.

Common is not the same as ideal

Crowded teeth are so common that we tend to accept them as an unavoidable part of being human.

Wisdom-tooth removal is common. Braces are common. Narrow arches are common. Retainers for life are common. Children with tightly arranged baby teeth are often complimented on their beautiful smiles.

But common is not the same as ideal.

Baby teeth are smaller than the permanent teeth that will replace them. Some spacing in the primary dentition can be a favorable sign that the arches are creating room for the larger adult teeth.

A lack of spacing does not guarantee future crowding, and spacing alone cannot predict an individual child’s outcome with certainty. Longitudinal research shows that primary-tooth spacing provides useful information, but it is not a perfect forecasting tool.

Still, it is a clue.

So is a crossbite.

So is a persistently open mouth.

So is a tongue that appears unable to elevate comfortably.

So is chronic congestion.

So is a narrow, high palate.

So is snoring in a young child.

A clue is not a diagnosis. It is an invitation to look more closely.

I am part of this story myself. I did not have enough room for my wisdom teeth, so I have 28 teeth rather than the 32 that developed. Like many people, I once accepted that as simply the way my mouth was made.

Today, I ask a different question.

Why do so many people develop teeth for which their jaws have inadequate room?

Sometimes, extraction is absolutely appropriate. Sometimes keeping a tooth would create infection, damage, instability, or another serious problem. Looking for a developmental explanation does not mean criticizing every treatment performed in the past.

It means becoming more curious about the pattern.

Straight teeth are not the entire goal

Traditional orthodontics has often focused on arranging the teeth into an attractive and functional bite.

That is an important goal. People deserve teeth they can clean, use, and feel confident showing.

But when I evaluate a patient today, I also want to understand the surrounding system.

Is the upper arch narrow?

Is there room for the tongue?

Can the patient breathe comfortably through the nose?

Is there a crossbite?

Does the patient snore?

Has orthodontic treatment relapsed?

Is there evidence of clenching or grinding?

Does the patient wake rested?

These questions do not replace orthodontic diagnosis. They make it more complete.

An airway-conscious orthodontic plan should consider the teeth, jaws, tongue space, breathing pattern, growth stage, and sleep history rather than treating alignment as an isolated cosmetic problem.

That does not mean every crowded mouth needs expansion. It does not mean extraction is always wrong. It does not mean expansion by itself cures sleep apnea.

In fact, controlled evidence for rapid maxillary expansion as a stand-alone treatment for pediatric obstructive sleep apnea remains limited and inconsistent. Treatment must be based on the individual patient’s anatomy, diagnosis, age, growth, and broader medical picture.

The airway should be part of the planning.

It should not become a marketing slogan or a reason to prescribe the same appliance to everyone.

What this means for adults

Adults sometimes hear this developmental story and become discouraged.

They think, “That may help a child, but what can I do now?”

We cannot return to infancy and change how we were fed. We cannot repeat childhood growth. But understanding the pathway still matters because it helps us ask better questions.

Can you breathe comfortably through your nose during the day?

Do you wake with a dry mouth?

Has someone told you that you snore, gasp, or stop breathing?

Do you wake with headaches?

Are your teeth becoming shorter, flatter, chipped, or cracked?

Does your tongue feel crowded?

Have your teeth shifted after orthodontic treatment?

Do you feel exhausted despite spending enough time in bed?

None of these signs proves that you have sleep apnea. Clenching, fatigue, headaches, and dental wear can each have several causes.

But when multiple clues appear together, a broader evaluation may be appropriate.

That evaluation may involve a dentist, physician, sleep specialist, ear-nose-and-throat physician, orthodontist, or myofunctional therapist. The right team depends on the person and the suspected cause.

A dentist can identify risks and patterns, but a dental examination alone does not diagnose sleep apnea. When sleep-disordered breathing is suspected, referral for medical evaluation and, when appropriate, an overnight sleep study is an important part of responsible care.

What this means for parents

For parents, this information should create awareness, not fear.

A single crowded tooth does not mean a child will have sleep apnea. A few nights of snoring during a cold are not the same as chronic sleep-disordered breathing. Not every feeding difficulty is caused by a tongue tie, and not every visible tongue restriction requires surgery.

We are looking for persistent patterns.

A child who regularly sleeps with an open mouth, snores when healthy, struggles to breathe through the nose, grinds heavily, sleeps restlessly, wakes with headaches, has a crossbite, or develops a narrow dental arch deserves a closer look.

The American Academy of Pediatric Dentistry recognizes mouth breathing, frequent snoring, restless sleep, morning headaches, attention concerns, and witnessed breathing pauses among the signs that may warrant screening. In otherwise healthy children, enlarged tonsils and adenoids remain major causes of upper-airway narrowing, which is why collaboration with pediatric and ear-nose-and-throat providers is often essential.

Early observation does not always lead to early treatment.

Sometimes it leads to monitoring. Sometimes it leads to allergy care, an ENT evaluation, feeding support, myofunctional therapy, orthodontic guidance, or a sleep study.

The point is not to place every child into treatment.

The point is to stop overlooking the clues.

How did we get here?

There is no single villain.

We did not arrive at crowded teeth, narrow arches, mouth breathing, snoring, and sleep apnea because of one food, one parenting decision, one orthodontic philosophy, or one genetic change.

We arrived through a long interaction between biology and modern life.

Our food became easier to consume.

Our mouths often did less work.

Chronic nasal obstruction was sometimes accepted as normal.

Feeding problems were not always evaluated functionally.

Crowded teeth were treated as isolated dental problems.

Snoring was laughed at.

Grinding was covered with a piece of plastic.

And the mouth was often separated from the rest of the body.

I believe biological dentistry asks us to put those pieces back together.

A crowded tooth may be more than a crooked tooth.

A worn tooth may be more than a worn tooth.

A child’s open mouth may be more than a habit.

An adult’s exhaustion may be more than stress.

These are not conclusions. They are clues.

The mouth is not simply where dentistry happens. It is part of how we eat, breathe, sleep, grow, and heal.

When we begin looking at it that way, the question “How did we get here?” becomes more than a history lesson.

It becomes the beginning of better care.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

After more than forty years of practicing dentistry, one finding has become remarkably common in my patients: worn teeth.

Flattened teeth. Shortened teeth. Teeth that have lost their natural edges, cusps, and anatomy. Teeth that look as though they have been working all night.

If I had to estimate, I would say a very large percentage of the patients I examine show some degree of tooth wear. Most patients do not notice it. Dentists notice it immediately.

That is because dentists and hygienists are trained to recognize what teeth are supposed to look like. We study the anatomy of each tooth in detail. We learn the natural height, width, shape, ridges, grooves, cusps, and incisal edges. We learn to identify extracted teeth simply by their anatomy and know where they belong in the mouth.

That training matters because tooth wear changes the natural architecture of the mouth. A tooth that was once tall, sharp, rounded, or defined may become flat, short, thin, chipped, polished, or squared off.

To the patient, this may seem normal.
To a dentist, it may look like a story.

The question is: what story is the wear trying to tell?

Not All Tooth Wear Looks the Same

In clinical practice, worn teeth do not all follow the same pattern.

Some patients show wear primarily on the front teeth. In these cases, the jaw may be moving forward and backward, and the front teeth take most of the force. The back teeth may show very little wear.

Other patients show wear more heavily on the back teeth. This may suggest more right-to-left or side-to-side grinding. The posterior teeth may lose cusp height and definition, while the front teeth may appear less affected.

A third group shows wear in multiple directions. These patients may grind forward and back, right and left, or in a combination pattern. The result can be wear across many teeth, sometimes more visible in the front, sometimes more visible in the back, and sometimes spread throughout the mouth.

Tooth wear itself can happen for multiple reasons. Dentists commonly think in terms of attrition, erosion, abrasion, and other contributing forces. Attrition refers to tooth-to-tooth contact. Erosion involves chemical dissolution of tooth structure, often from acid exposure. Abrasion involves outside mechanical forces. In real life, these categories often overlap. A person may grind, have reflux, drink acidic beverages, brush aggressively, breathe through the mouth, and have dry mouth all at the same time. Tooth wear is often multifactorial.

That is why the question is not simply, “Do you have worn teeth?”
The better question is: Why are your teeth wearing down?

The Old Explanation: “You Must Be Stressed”

When I was in dental school, we were taught that patients grind or clench their teeth because of stress.

That was the standard explanation.

A patient had worn teeth. We pointed it out. The patient asked, “Why?” We answered, “Stress.”

I never completely liked that explanation.

Stress is real. Anxiety is real. The nervous system can absolutely influence jaw muscle activity. Some people clench during the day when they are concentrating, angry, anxious, or under pressure.

But stress never seemed like the whole story.

Many patients with significant tooth wear do not identify as especially stressed. Many deny grinding. They often say, “No, I don’t grind my teeth.”

And they may be telling the truth as they understand it.

They are asleep when much of this may be happening. They do not know what their jaw is doing at 2:00 in the morning.

Modern definitions of bruxism are also more nuanced than simply “grinding because of stress.” International consensus describes bruxism as repetitive jaw-muscle activity that may involve clenching, grinding, bracing, or thrusting of the mandible, and it distinguishes sleep bruxism from awake bruxism.

Over time, I began asking a different question.

What if some patients are not grinding simply because they are stressed?
What if some patients are grinding because their body is struggling to breathe?

The New Question: Could the Airway Be Involved?

As my understanding of airway dentistry evolved, I began seeing worn teeth differently.

The teeth were still important. The bite was still important. The jaw joints were still important.

But I began to wonder whether the teeth were sometimes showing evidence of something happening deeper in the body during sleep.

The American Dental Association recognizes that dentists can play an important role in the multidisciplinary care of patients with sleep-related breathing disorders. The ADA policy statement includes snoring, obstructive sleep apnea, and upper airway resistance syndrome among sleep-related breathing disorders and notes that dentists are well positioned to help identify patients at greater risk and refer them for appropriate medical diagnosis.

That does not mean dentists diagnose sleep apnea on their own. They do not. Sleep-related breathing disorders require proper medical evaluation.

But dentists are often the first healthcare providers to see the signs in the mouth.

Worn teeth may be one of those signs.

The Airway-Bruxism Sequence

Here is the clinical idea I want patients and practitioners to consider:

Some tooth wear may represent the visible dental evidence of a nighttime survival strategy.

During sleep, the upper airway may narrow. In obstructive sleep apnea, the upper airway repeatedly narrows or collapses, causing partial or complete airflow interruption despite breathing effort. This can lead to oxygen drops, arousals, and fragmented sleep.

Upper airway resistance syndrome, often called UARS, can be more subtle. In UARS, the airway may not fully collapse and oxygen levels may not drop dramatically. Instead, the person experiences increased airway resistance, increased breathing effort, and repeated arousals from sleep. These respiratory effort-related arousals can fragment sleep even when the patient does not meet classic sleep apnea thresholds.

Now think about what the jaw may be doing during those moments.

The body is not passive during sleep.

If breathing becomes restricted, the brain may respond. A micro-arousal may occur. Jaw muscles may activate. The lower jaw may move. The tongue and soft tissues may shift. In some patients, that jaw activity may include clenching, grinding, or bracing.

Over time, the teeth may begin to show the evidence.

This does not mean every person who grinds has sleep apnea.

It does not mean every person with worn teeth has UARS.

It does not mean tooth wear is a diagnosis.

But the relationship between sleep bruxism and sleep-related breathing disorders is important enough to investigate. A large polysomnographic study found sleep bruxism to be highly prevalent among adults with obstructive sleep apnea, while also noting that the relationship between bruxism events, respiratory events, and arousals is complex and not purely linear.

That is exactly the point.

The relationship is real enough to matter. But complex enough that we should be careful.

What I See Clinically

In my own practice, when I see significant tooth wear, I begin asking about sleep.

How is your sleep?
Do you wake up rested?
Do you snore?
Has anyone told you that you stop breathing?
Do you wake with headaches?
Is your mouth dry in the morning?
Do you clench your jaw?
Do your jaw joints click or pop?
Do you wake up tired even after enough hours in bed?

Very often, patients with worn teeth tell me their sleep is poor.

Some have already taken a sleep test and were told they do not have sleep apnea.
Some were told their sleep apnea was “mild.”
Some have never been tested.
Some do not want to be tested because they assume the only possible outcome is being told to wear a CPAP machine.

I understand that hesitation.

But avoiding the question does not protect the patient. It simply delays understanding.

If a patient is grinding away tooth structure night after night, the question should not only be:
“How do we protect the teeth?”

The question should also be:
“What is driving the grinding?”

Why Some Sleep Tests May Miss the Problem

Many patients assume that a normal sleep test means their sleep is healthy.

That may not always be the full story.

Home sleep apnea tests can be useful in the right patient. But they may not capture every sleep-related breathing issue equally. Some tests are better at identifying obstructive sleep apnea than subtle flow limitation, respiratory effort, or arousal-based sleep fragmentation.

For patients suspected of having UARS, this can matter. UARS may involve increased breathing effort and arousals without major oxygen desaturation. That makes it harder to identify if the testing method or scoring approach is focused mainly on apneas, hypopneas, and oxygen drops.

The American Academy of Sleep Medicine recommends that if a single home sleep apnea test is negative, inconclusive, or technically inadequate, polysomnography should be performed when clinical concern for obstructive sleep apnea remains.

This is one of the reasons I take tooth wear seriously.

A patient may “pass” a test and still feel terrible.
A patient may have oxygen levels that look acceptable and still experience fragmented sleep.
A patient may not meet the classic threshold for obstructive sleep apnea and still struggle to breathe comfortably through the night.

Oxygen is not the only issue.
Breathing effort matters.
Sleep fragmentation matters.
Arousals matter.

The body may know there is a problem before the numbers look dramatic.

Symptoms That Deserve a Deeper Look

Worn teeth by themselves do not diagnose an airway problem.

But worn teeth combined with other symptoms should raise the level of curiosity.

Common symptoms that may deserve further evaluation include:

• Loud or frequent snoring

• Witnessed breathing pauses

• Waking up gasping or choking

• Unrefreshing sleep

• Morning headaches

• Dry mouth in the morning

• Excessive daytime sleepiness

• Mouth breathing

• Nasal congestion

• Jaw pain, soreness, clicking, or TMJ symptoms

These symptoms do not all mean the same thing. They do not automatically point to one diagnosis. But they do suggest that the patient’s sleep and airway deserve a closer look.

Sometimes the patient has classic obstructive sleep apnea symptoms.
Sometimes the picture looks more like upper airway resistance.
Sometimes the primary issue may be bruxism without a clear airway component.
Sometimes all of these overlap.

That is why evaluation matters.

OSA, UARS, and Bruxism Are Not the Same Thing

Obstructive sleep apnea, upper airway resistance syndrome, and bruxism are related conversations, but they are not the same condition.

OSA typically involves repeated airway collapse or partial collapse during sleep. It is often associated with snoring, witnessed pauses, gasping, oxygen changes, and daytime sleepiness.

UARS may involve increased airway resistance and repeated arousals without obvious apneas or major oxygen drops. These patients may be tired, wired, anxious, fatigued, or unrefreshed even though they do not fit the classic sleep apnea profile.

Bruxism involves jaw-muscle activity such as clenching, grinding, bracing, or thrusting. It may occur during sleep or wakefulness. It may exist on its own, or it may overlap with airway issues, stress physiology, medications, reflux, occlusal factors, or other contributors.

The key is not to force every patient into one category.
The key is to ask better questions.

Protect the Teeth While Searching for the Cause

When a patient has significant tooth wear, one practical step is often to protect the remaining tooth structure.

A well-made dental guard may help reduce further tooth damage. It does not necessarily stop the underlying muscle activity. It does not diagnose sleep apnea. It does not treat an airway disorder by itself.

But it can protect teeth while the larger question is being investigated.

In my practice, I do not like soft, rubbery night guards for heavy grinders. I also do not like bulky full-mouth guards for every patient simply because that is what many of us were taught to make.

A bulky appliance can be uncomfortable. It can affect sleep. It may not be tolerated well.

I often prefer a more conservative design, such as an upper canine-to-canine guard, when clinically appropriate. In some cases, a lower guard may be better. The right design depends on the patient’s bite, wear pattern, jaw joints, restorations, airway risk, and comfort.

The important point is this:
A night guard may protect the teeth, but it should not end the investigation.

If the patient has worn teeth plus poor sleep, snoring, fatigue, morning headaches, dry mouth, mouth breathing, jaw pain, or other symptoms, then the airway deserves attention.

The TMJ Connection

Tooth wear and bruxism can also affect the temporomandibular joints.

The TMJ is a unique joint. It opens, rotates, and slides. This makes it more complex than many other joints in the body.

When the jaw is repeatedly loaded by clenching, grinding, bracing, or airway-driven jaw movement, the joints and muscles may become symptomatic.

Patients may notice jaw soreness, morning tightness, clicking, popping, limited opening, facial pain, ear-area discomfort, headaches, or neck tension.

Not every click is a crisis.
Not every sore jaw is a major disorder.

But jaw symptoms combined with significant tooth wear should not be ignored.

The jaw may be telling the same story as the teeth.

What Patients Can Track

If you have worn teeth and suspect a possible sleep or airway component, it may be helpful to track symptoms for one to two weeks.

The goal is not self-diagnosis.
The goal is pattern recognition.

Pay attention to:

• Sleep quality

• Snoring

• Mouth breathing

• Morning dry mouth

• Morning headaches

• Jaw soreness

• Neck tension

• Daytime fatigue

• Brain fog

• Waking during the night

• Waking with the heart racing

• Choking or gasping

• Reflux episodes

• Reports from a spouse or sleep partner

A sleep partner can be especially helpful. Many patients do not know they snore, gasp, pause, or grind at night until someone else tells them.

Documentation gives the dentist, physician, or sleep specialist a better starting point.

What to Do Next

If you have worn teeth, the next step depends on the full clinical picture.

Start with your dentist. Ask about the pattern and severity of the wear. Ask whether the wear appears active or old. Ask whether the bite, jaw joints, restorations, enamel, or airway anatomy suggest additional concerns.

Protect the teeth if needed. If the wear appears active or significant, a custom dental guard may be appropriate.

Ask about sleep and airway risk. If you have worn teeth plus poor sleep, snoring, dry mouth, headaches, fatigue, mouth breathing, or jaw symptoms, ask whether a sleep evaluation is appropriate.

Work with the right medical providers. Dentists can screen, recognize risk, and protect teeth. But medical sleep disorders require proper medical diagnosis.

And do not assume that CPAP is the only possible conversation. PAP therapy is commonly used for obstructive sleep apnea, but oral appliance therapy may also be appropriate in certain diagnosed patients. The ADA policy statement notes that oral appliance therapy can be appropriate for mild and moderate sleep apnea, and for severe sleep apnea when CPAP is not tolerated, with physician diagnosis and appropriate dental management.

The important thing is not to avoid evaluation because of fear.
The important thing is to understand what is happening.

When to Seek Urgent Medical Attention

Some symptoms should not wait.

Severe daytime sleepiness can be dangerous, especially if a person is dozing while driving, falling asleep at stoplights, or struggling to stay awake in unsafe settings.

Loud witnessed pauses in breathing, gasping, choking, significant cardiovascular concerns, dangerous reflux symptoms, or alarming nighttime events should be discussed promptly with a medical provider.

This is not simply a dental issue.

Sleep-related breathing disorders can affect the whole body. The ADA recognizes obstructive sleep apnea as a potentially serious medical condition associated with broader metabolic, cardiovascular, respiratory, dental, and health consequences.

What I Believe After Four Decades

After more than forty years of practicing dentistry, I no longer look at worn teeth as merely a mechanical problem.

I see them as biological evidence.

Sometimes they reflect stress.
Sometimes they reflect bite problems.
Sometimes they reflect acid erosion, reflux, diet, habits, dry mouth, medications, or restorative issues.

But in many patients, I believe worn teeth may be part of a larger airway story.

I believe some patients may be using their teeth, jaw muscles, and temporomandibular joints to help survive the night.

They may be grinding, clenching, bracing, or moving the jaw in response to airway resistance, sleep fragmentation, or repeated arousals.

That does not mean the teeth diagnose the condition.
It means the teeth raise the question.

And in my opinion, that question is too important to ignore.

When I see significant wear, I ask about sleep.
When I hear poor sleep, I ask about breathing.
When I hear snoring, dry mouth, headaches, fatigue, mouth breathing, or waking unrefreshed, I begin thinking beyond the teeth.

The mouth is not separate from the airway.
The teeth are not separate from sleep.
And the jaw is not separate from survival.

What Worn Teeth Do Not Mean

It is important to be clear.

Worn teeth do not automatically mean sleep apnea.
Worn teeth do not automatically mean UARS.
Worn teeth do not prove that the patient is grinding at night.
Worn teeth may be caused by multiple overlapping factors.

A night guard may protect teeth, but it does not prove or treat an airway problem.
A sleep test may be useful, but not every sleep test captures every form of sleep-disordered breathing equally.

A dentist can identify signs, screen for risk, protect teeth, evaluate the bite and jaw, and collaborate with physicians. But medical diagnosis belongs with appropriately trained medical providers.

The responsible path is not alarm.
The responsible path is curiosity.

Your Teeth May Be Trying to Tell a Story

Worn teeth are common.
But common does not mean meaningless.

When teeth flatten, shorten, chip, thin, or lose their natural anatomy, something is happening.

The body is leaving evidence.

For decades, many patients were told the same explanation:
“You must be stressed.”

Sometimes that is true.

But sometimes the better question may be:
“Are you breathing well while you sleep?”

The question is not simply why your teeth are wearing down.

The deeper question is why your body feels the need to use them that way in the first place.

Your teeth may be trying to tell a story.
A good dentist should know how to read it.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

Source Notes

American Dental Association. Policy Statement on the Role of Dentistry in the Treatment of Sleep Related Breathing Disorders.

American Dental Association. Sleep Apnea, Obstructive.

Lobbezoo F., et al. International Consensus on the Assessment of Bruxism.

Li D., Kuang B., Lobbezoo F., de Vries N., Hilgevoord A., Aarab G. Sleep Bruxism Is Highly Prevalent in Adults With Obstructive Sleep Apnea: A Large-Scale Polysomnographic Study.

Kapur V.K., et al. Clinical Practice Guideline for Diagnostic Testing for Adult Obstructive Sleep Apnea.

Sankari A., et al. Upper Airway Resistance Syndrome. StatPearls, NCBI Bookshelf.

López-Frías F.J., et al. Clinical Measurement of Tooth Wear: Tooth Wear Indices.

FDI World Dental Federation. Tooth Wear.

Educational Disclaimer: This article is for educational purposes only and does not replace individualized medical or dental diagnosis, evaluation, or treatment. Patients with symptoms of sleep-disordered breathing should consult an appropriate physician or sleep medicine provider. Patients with tooth wear, jaw pain, or suspected bruxism should consult a qualified dentist.

As our understanding of human physiology continues to deepen, the traditional separation between medicine and dentistry appears increasingly artificial. The body does not organize itself according to professional boundaries. Every system influences another, and few structures demonstrate this more clearly than the airway. It is far more than a passage through which air travels. The airway connects breathing, sleep quality, craniofacial development, cardiovascular regulation, metabolic health, neurological function, and overall vitality.

During much of my professional career, dentistry and medicine largely advanced along parallel paths. Physicians focused on the heart, lungs, brain, endocrine system, and internal organs. Dentists concentrated on the teeth, supporting bone, and oral tissues. Orthodontists aligned teeth and jaws, sleep physicians diagnosed obstructive sleep apnea, and otolaryngologists managed diseases of the ear, nose, and throat. Each specialty developed extraordinary expertise within its own field, and patients benefited greatly from that specialization.

Yet the body has never functioned according to these divisions. Every physiological process overlaps with another. A disturbance in one system often produces consequences elsewhere. As clinicians, we are increasingly recognizing that many of the conditions we once viewed in isolation are, in reality, interconnected expressions of a much larger biological picture.

The airway is one of the clearest examples of this integration.

For many years, dentistry was largely restorative in nature. When a tooth fractured, we repaired it. When decay developed, we removed it and restored the tooth. If a patient developed periodontal disease, we treated the infection and stabilized the supporting tissues. Orthodontics corrected malocclusion, and prosthetic dentistry replaced missing teeth. These remain essential aspects of comprehensive care, and they always will.

What has changed is not the importance of restoration, but the questions we ask before treatment begins.

Over the years, I have found myself becoming increasingly interested in understanding why problems develop in the first place. Why do some patients experience accelerated tooth wear while others of the same age do not? Why does one individual develop significant bite instability while another maintains a remarkably stable occlusion throughout life? Why do some patients grind their teeth during sleep despite otherwise healthy dentition? What role might breathing, airway anatomy, sleep quality, or craniofacial development play in shaping these outcomes?

These are not simply academic questions. They fundamentally change how we view patient care.

Rather than treating the visible consequences alone, we begin looking for the underlying physiological processes that produced them. In doing so, dentistry becomes less about repairing isolated structures and more about understanding the patient as an integrated biological system.

This shift has transformed the way many of us think about the mouth itself.

It has long been convenient to consider the oral cavity as a relatively self-contained region of the body. Clinical experience and an expanding body of scientific literature continue to demonstrate otherwise. Every breath passes through the oral and pharyngeal spaces. Nutrition begins there. Speech, swallowing, facial growth, airway maintenance, and neuromuscular function all depend upon structures that dentists evaluate every day.

Likewise, systemic health continually influences the mouth. Inflammation, endocrine function, nutrition, immune regulation, hormonal balance, metabolic disease, and sleep quality all affect oral tissues and healing capacity. The relationship is not new. Our understanding of that relationship continues to mature.

Among all of these connections, airway health has become one of the most important catalysts for changing how we think about dentistry.

For many years, obstructive sleep apnea was viewed primarily as a disorder of snoring and excessive daytime fatigue. Today, we recognize that disrupted breathing during sleep may influence cardiovascular regulation, glucose metabolism, cognitive performance, emotional health, inflammatory pathways, and overall quality of life. This expanding understanding has naturally raised another important question.

Who is in a position to recognize the earliest signs?

Interestingly, many of the anatomical features associated with airway dysfunction are structures dentists evaluate routinely. The resting posture of the tongue, the width and contour of the palate, jaw relationships, characteristic wear patterns on the teeth, facial proportions, bite stability, and oral habits all provide valuable clinical information. None of these observations replaces the diagnostic expertise of a sleep physician. They do, however, create opportunities for earlier recognition.

Patients often see their dentist more consistently than they see any other healthcare provider. They may visit every six months for years while subtle developmental or functional changes gradually become apparent. Sometimes those changes involve worn teeth. Sometimes they involve narrowing of the dental arches, chronic mouth breathing, or alterations in facial growth. Individually, these findings may appear unrelated. Viewed together, they often tell a much more comprehensive story.

This is where dentistry has an opportunity to contribute in ways that extend well beyond the restoration of teeth.

Research continues to strengthen these observations. Investigators have identified meaningful associations between obstructive sleep apnea and conditions such as bruxism, xerostomia, temporomandibular disorders, and periodontal disease. Pediatric studies have demonstrated how chronic mouth breathing and persistent nasal obstruction may influence craniofacial development during critical periods of growth. These developmental patterns can reduce the space available for the tongue and airway, increasing the likelihood of breathing disturbances later in life.

Perhaps most encouraging is the realization that early recognition creates opportunities for early intervention.

This naturally leads to another important evolution in healthcare.

No single profession owns airway health.

Nor should it.

The most successful patient outcomes increasingly emerge from collaboration rather than isolation. Dentists, primary care physicians, sleep specialists, pediatricians, orthodontists, otolaryngologists, myofunctional therapists, physical therapists, nutrition professionals, and other healthcare providers each contribute unique expertise. Together, these perspectives allow us to understand not only what disease is present but why it developed.

This collaborative approach represents one of the most promising directions in modern healthcare. Rather than treating isolated symptoms through sequential referrals, clinicians are beginning to work together to identify contributing factors earlier and develop coordinated treatment strategies that address the patient as a whole.

Equally important is the opportunity to move our attention upstream.

The greatest advances in healthcare rarely come from treating advanced disease more effectively. They come from recognizing risk before disease becomes established.

In children, this may involve identifying chronic mouth breathing, noisy sleep, restless sleep patterns, persistent nasal obstruction, or altered facial growth while development is still occurring. In adults, it may involve recognizing characteristic wear patterns, changes in occlusion, or anatomical findings that suggest airway compromise long before severe symptoms develop.

This is prevention in its truest sense.

Not preventing a single disease, but supporting the normal physiology upon which long-term health depends.

Technology will undoubtedly accelerate this transformation. Artificial intelligence, wearable monitoring devices, home sleep testing, three-dimensional airway imaging, and increasingly sophisticated diagnostic tools will continue to improve our ability to recognize patterns and personalize treatment. These innovations are exciting and hold tremendous promise for the future.

At the same time, technology should never replace thoughtful clinical judgment.

Algorithms identify patterns. Experienced clinicians interpret meaning.

The future belongs not to technology alone, but to practitioners who combine technological advances with careful observation, attentive listening, and a deep understanding of human biology.

Throughout this series of Johnson Papers, we have explored airway health from multiple perspectives. We have examined the systemic consequences of sleep-disordered breathing, the emerging science of personalized airway medicine, advances in diagnostic technology, the importance of childhood development, and the early signs parents and clinicians should recognize.

Taken together, these discussions point toward something much larger than airway medicine alone.

They reflect an evolving philosophy of healthcare.

We are gradually moving away from viewing diseases as isolated problems requiring isolated solutions. Instead, we are learning to appreciate the remarkable interconnectedness of the human body. Dentistry is becoming an increasingly important part of that conversation, not because it seeks to replace medicine, but because it offers a unique perspective on structures and functions that influence overall health.

The dentist of the future will continue restoring teeth, preserving oral health, and improving smiles. Increasingly, however, that same dentist may also recognize patterns that influence breathing, sleep, growth, development, and long-term wellness. That broader perspective benefits not only dentistry but every profession committed to improving patient health.

The airway is not the answer to every clinical question.

Neither is it merely another anatomical structure.

It is the pathway through which every breath sustains life. It links sleep to recovery, recovery to healing, healing to development, and development to lifelong health.

As medicine and dentistry continue to evolve together, I believe one of our greatest opportunities lies not simply in developing more sophisticated treatments, but in recognizing the earliest signs of dysfunction before disease has the opportunity to become firmly established.

The future of healthcare will not belong to a single specialty.

It will belong to clinicians willing to recognize the connections that have always existed.

For many patients, those connections begin with something as fundamental—and as essential—as a healthy, well-functioning airway.

References

1. Maniaci A, et al. Oral Health Implications of Obstructive Sleep Apnea. Journal of Clinical Medicine. 2024. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC11274061/

2. Gianoni-Capenakas S. Sleep-Disordered Breathing: The Dentists’ Role. Journal of Dental Sleep Medicine. 2020.

3. Cioboata R, et al. A Narrative Review of Sleep Apnea and Oral Health. Journal of Clinical Medicine. 2025.

4. Biscuola MPC, et al. Mouth Breathing and Obstructive Sleep Apnea in Children. International Journal of Oral and Maxillofacial Surgery (MDPI). 2025.

5. Izu SC, et al. Obstructive sleep apnea syndrome (OSAS) in mouth breathing children. Brazilian Journal of Otorhinolaryngology (PMC). 2015.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

Most parents are familiar with the signs of common childhood illnesses such as fever, ear infections, sore throats, or stomach viruses. Airway problems, however, present differently. Their signs are often subtle and may not manifest as obvious breathing difficulties. Instead, airway issues may present as restless sleep, behavioral challenges, difficulty concentrating, chronic fatigue, crowded teeth, or a child who never seems fully rested. Because these symptoms often appear unrelated, airway health is frequently overlooked. Nevertheless, healthy breathing during sleep is a critical foundation for childhood growth and development.

In my clinical experience, I have observed how easily these patterns can be overlooked or misattributed to other causes. Children experience rapid growth and development, and the period when the face, jaws, and airway are forming is a critical window. Both clinical observation and emerging research indicate that a child’s breathing, particularly during sleep, can influence not only nighttime rest but also daytime behavior, facial development, attention, and overall vitality. The primary challenge for both parents and clinicians is to recognize early indicators before they become entrenched patterns.

Snoring Is Not Normal

A common misconception is that snoring in children is harmless. While occasional snoring may occur during illness or seasonal allergies, habitual snoring should not be dismissed. Snoring indicates airway resistance and suggests that breathing requires more effort than usual.

Not every child who snores has obstructive sleep apnea. However, consistent snoring warrants further evaluation. Research indicates that habitual snoring affects a significant percentage of children and may serve as an early marker of sleep-disordered breathing. In my practice, parents are often surprised to learn that what they considered to be “deep sleep” or a benign habit may require professional assessment.

Mouth Breathing Matters

Healthy breathing begins with the nose. Nasal breathing helps regulate airflow, filter particles, humidify incoming air, and support healthy facial development. When children breathe primarily through their mouths, a different pattern often develops.

Parents may observe an open-mouth posture during the day, dry lips, noisy breathing, chronic congestion, restless sleep, or frequent awakenings. Over time, chronic mouth breathing can influence facial growth patterns and airway development. The tongue’s natural resting position against the palate is essential for proper jaw expansion. When this posture is altered, the long-term effects may extend beyond breathing to include changes in dental alignment and facial structure.

The Child Who Never Seems Rested

Many adults with poor sleep become tired. Children often respond differently. Instead of appearing sleepy, they may appear hyperactive. Parents and teachers may notice difficulty focusing, impulsive behavior, emotional volatility, poor attention span, or academic struggles.

In some cases, poor sleep quality may contribute to these challenges. The brain cannot function optimally when restorative sleep is consistently disrupted. What may appear as a behavioral or attention issue can, in part, reflect the body’s response to fragmented nighttime breathing. Over the years, I have observed many children whose daytime functioning improved after addressing underlying airway factors.

Dark Circles Under the Eyes

Airway-focused practitioners often refer to these as “allergic shiners.” Although dark circles can have multiple causes, they are frequently observed in children with chronic nasal congestion and airway challenges. When present alongside mouth breathing, poor sleep, or snoring, they may serve as an additional indicator warranting further investigation. The discoloration results from congestion that impairs blood flow and drainage around the eyes, providing an outward sign of an underlying airway issue.

Crowded Teeth Are More Than Cosmetic

Parents are often informed that their child simply inherited crooked teeth. While genetics can play a role, crowded teeth may also indicate insufficient jaw development, resulting in inadequate space for proper tooth eruption. Since the jaws support the airway, dental crowding may represent more than an orthodontic concern and can provide insight into overall facial development.

When the maxilla and mandible do not develop adequate transverse width, airway space may also be compromised. In my clinical work, I frequently observe these dental findings alongside other signs of sleep-disordered breathing. Early intervention to address airway issues can positively influence both dental and respiratory outcomes in growing children.

Bedwetting and Restless Sleep

Many parents are surprised by this connection. Children with sleep-disordered breathing often experience tossing and turning, unusual sleeping positions, sweating during sleep, bedwetting, or frequent awakenings. The relationship is not always apparent, yet healthy breathing and healthy sleep are closely linked. Research has documented an association between nocturnal enuresis and obstructive sleep apnea in children, with bedwetting sometimes improving when airway issues are addressed. This represents another important aspect that warrants attention rather than dismissal.

What Parents Can Do

The objective is not to create anxiety, but to promote awareness. Parents should not attempt to diagnose airway problems independently. Instead, they are encouraged to observe and document any concerning patterns.

Questions worth asking include:

• Does my child snore regularly?

• Does my child breathe through the mouth during the day?

• Does my child sleep restlessly?

• Are there signs of chronic congestion?

• Does my child wake refreshed?

• Are there concerns about focus, behavior, or daytime energy?

If multiple signs are present, consulting a healthcare provider experienced in airway health is advisable. Pediatric dentists, ENT physicians, sleep specialists, and myofunctional therapists are among the professionals qualified to evaluate these patterns. Early recognition enables families to consider interventions while growth and development are ongoing.

Final Thoughts

Childhood growth occurs only once. The years of facial growth and development present a unique opportunity to support healthy breathing, sleep, and overall function. Many airway concerns are subtle and do not present with dramatic symptoms. Instead, they often manifest as small clues throughout childhood, such as nightly snoring, waking with dark circles or a dry mouth, or persistent restlessness and difficulty focusing during the day.

The primary challenge lies in learning to recognize these subtle indicators. Often, the most significant signs go unnoticed in everyday life.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

References

1. Mayo Clinic. Pediatric obstructive sleep apnea — Symptoms and causes. Updated November 2024.

2. Andreu-Codina M, et al. The Relationship between Nocturnal Enuresis and Obstructive Sleep Apnea in Children. Children. 2024;11(9):1148.

3. Kirkham EM. Sleep-Disordered Breathing in Children. JAMA Otolaryngology–Head & Neck Surgery. 2022.

4. Heit T. Craniofacial Sleep Medicine: The Important Role of Dental Professionals. 2022. PMC9323037.

5. Kuehni CE, et al. Snoring in preschool children: prevalence, severity and risk factors. Eur Respir J. 2008.

Many adults who receive a diagnosis of obstructive sleep apnea carry developmental patterns that began years or even decades earlier. The size and stability of the airway are shaped during childhood by facial growth, breathing habits, tongue posture, and oral function. This paper explores how early influences on development can affect airway health later in life and why thoughtful attention during growth years offers important opportunities for support.

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When most individuals consider the diagnosis of sleep apnea, they often envision an overnight stay in a sleep laboratory with extensive monitoring equipment. Although traditional polysomnography remains essential, especially for complex cases, contemporary technology is transforming the identification and management of sleep-disordered breathing. In my practice at Midwest BioHealth, I have observed that these innovations address persistent challenges related to access, efficiency, and personalization. The mouth and upper airway function as crucial gateways to systemic health, and disruptions in these areas can have widespread physiological effects. Emerging diagnostic tools now enable more precise and earlier evaluation of these interconnections.

The Growing Demand for Sleep Care

Sleep-disordered breathing, particularly obstructive sleep apnea (OSA), affects a substantial portion of the population. Recent estimates suggest prevalence rates in adults ranging from approximately 9% to 38%, with projections indicating continued growth driven by aging demographics and rising obesity trends. Despite this, a large percentage of cases—often estimated at 80% or more—remain undiagnosed.

The challenge extends beyond public awareness. Sleep centers often contend with lengthy waitlists, and access remains limited in rural or underserved regions. As public understanding of sleep’s significance in overall health grows, the disparity between demand and available resources widens. In my experience, many patients seek care only after symptoms have substantially affected their quality of life, cardiovascular health, metabolic function, oral health, or cognitive performance. This gap in care underscores the importance of earlier diagnostic approaches.

From Sleep Labs to Home Testing

Traditional in-laboratory studies provide comprehensive data but are resource-intensive and less convenient for many patients. Home sleep apnea testing (HSAT) has emerged as a practical alternative for appropriate candidates. Modern devices capture key metrics—including breathing patterns, oxygen saturation, heart rate, and respiratory effort—with improved accuracy and user-friendliness.

I have observed that for many uncomplicated cases of suspected OSA, home testing expedites diagnosis and reduces barriers to care. As sensor technology and validation research progress, these tools increasingly approach the performance of laboratory-based studies. This evolution explains why home testing has become a practical next step for suitable candidates.

The Rise of Wearable Sleep Technology

Consumer wearables—smartwatches, rings, and patches—have introduced sleep monitoring to millions. These devices track sleep duration, stages, heart rate variability, oxygen levels, and respiratory signals, generating valuable longitudinal data.

Although these devices are not substitutes for formal diagnostic tools, they frequently provide the initial indication that prompts patients to seek professional evaluation. In clinical practice, I am open to wearable data alongside patient histories, which contextualizes symptoms and informs subsequent testing. Wearables thus serve as an effective bridge between everyday experiences and formal clinical assessment. Another tool in the toolbox.

Artificial Intelligence Changes the Equation

One of the most promising developments is the integration of artificial intelligence and machine learning into sleep analysis. Historically, scoring polysomnography or home studies required extensive manual review. AI algorithms now assist in identifying sleep stages, respiratory events, and patterns with speed and consistency, allowing clinicians to focus on interpretation and individualized care.

In my view, these systems serve as valuable clinical supports rather than replacements for clinician expertise. They have the potential to reduce diagnostic delays and increase capacity, especially when integrated with telehealth and remote monitoring. This integration renders AI most effective within comprehensive clinical workflows.

Seeing the Airway in New Ways

Beyond traditional metrics, advances in airway imaging offer deeper insights. Ultrasound-based assessments, for example, provide dynamic, non-invasive visualization of upper airway structures and collapse patterns at the point of care.

This development marks a transition from merely confirming the presence of obstruction to understanding its underlying causes and anatomical location. Such insights more effectively inform treatment selection, including oral appliance therapy, myofunctional interventions, orthodontics, surgery, or multimodal strategies. Consequently, advances in imaging improve diagnosis and enable more targeted, individualized planning.

Personalized Treatment Planning

Obstructive sleep apnea is not a monolithic condition. Individual contributions from craniofacial development, muscle tone, nervous system regulation, inflammation, and comorbidities vary widely. Advanced diagnostics help match therapies more effectively: CPAP, mandibular advancement devices, airway-focused interventions, weight management, or combinations thereof.

This level of precision aligns with the broader principles of biological and integrative care emphasized at Midwest BioHealth, which focus on addressing underlying contributors rather than treating symptoms in isolation. It further underscores the importance of tailoring treatment to each individual’s airway characteristics to support oral and overall health.

A New Era of Preventive Airway Medicine

The most significant opportunity may reside in earlier intervention. Continuous monitoring through wearables, enhanced home testing, AI-driven analysis, and dynamic imaging can identify emerging issues before severe systemic consequences arise. This preventive approach is particularly pertinent to airway health, given its fundamental role in overall wellness.

Clinical Interpretation and Practical Perspective

In clinical practice, I have observed that these technologies empower patients and enhance workflow efficiency while maintaining the centrality of clinical judgment. For patients, it is important to monitor wearable insights, discuss persistent fatigue or snoring with healthcare providers, and consider comprehensive evaluations that include airway assessment. For clinicians, integrating validated tools thoughtfully and correlating data with patient history and examination findings is essential. This balanced approach ensures alignment between technological advancements and clinical expertise.

Uncertainties persist regarding long-term accuracy across diverse populations, integration into clinical workflows, and cost-effectiveness. Nevertheless, the direction is evident: the future of sleep medicine is integrated, accessible, and personalized, with a focus on earlier detection and more precise care.

References

• Recent meta-analyses and prevalence studies on the burden of OSA.

• Reviews on AI applications in sleep scoring and home testing (e.g., Frontiers in Sleep, 2025).

• Studies on wearable FDA-cleared features and ultrasound airway imaging.

• Clinical reviews on precision approaches to sleep-disordered breathing.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

In my clinical experience, a critical realization in airway-focused practice is that two patients may present with nearly identical apnea-hypopnea indices yet respond very differently to the same treatment. This observation has significant implications for the management of sleep-disordered breathing.

Historically, obstructive sleep apnea (OSA) was primarily diagnosed by the frequency of breathing interruptions during sleep and treated with continuous positive airway pressure (CPAP) as the standard intervention. Although this approach has benefited many patients, it has also obscured the considerable heterogeneity of the condition. Recent research and clinical observations confirm what many practitioners in biological and airway-centered dentistry have long suspected: sleep apnea represents a common final pathway arising from multiple distinct underlying mechanisms.

Read more

For many years, obstructive sleep apnea was viewed primarily through the lens of sleep quality and daytime fatigue. Patients who snored loudly, struggled with daytime sleepiness, or woke feeling unrested were often directed toward sleep studies and CPAP therapy with the assumption that the problem existed largely within the boundaries of nighttime breathing.

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Introduction

Saliva is commonly regarded as merely moisture within the mouth and is seldom discussed unless symptoms such as dry mouth or difficulty swallowing arise. However, saliva represents one of the most important and frequently overlooked protective systems in the human body.

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Historically, obstructive sleep apnea was regarded primarily as a nighttime breathing disorder characterized by loud snoring and daytime fatigue. However, contemporary perspectives are shifting rapidly.

Recent research in airway and sleep medicine indicates that sleep apnea extends beyond a sleep-specific issue. It is now increasingly recognized as a systemic health condition with potential effects on cardiovascular health, cognitive performance, metabolism, inflammation, mood, and long-term quality of life.

Current estimates indicate that nearly one billion individuals globally may be affected by some form of obstructive sleep apnea, with tens of millions of cases remaining undiagnosed in the United States. Despite its prevalence, public perception often reduces sleep apnea to a single symptom: snoring.

However, the underlying condition is considerably more complex.

During normal sleep, the airway remains open and stable, enabling the body to progress through restorative sleep stages while maintaining adequate oxygen levels. In obstructive sleep apnea, the airway repeatedly narrows or collapses, disrupting breathing patterns and compelling the brain and body to compensate continuously.

For some individuals, these disruptions may occur dozens of times per hour during the night.

The significance lies not only in the breathing interruptions but also in the subsequent physiological chain reactions.

Repeated fluctuations in oxygen levels, surges in stress hormones, fragmented sleep architecture, inflammatory signaling, and increased sympathetic nervous system activity collectively place chronic stress on the body. Ongoing research is investigating how these patterns may contribute to increased risks of hypertension, cardiovascular disease, insulin resistance, cognitive decline, anxiety, depression, and chronic fatigue.

Many patients do not recognize the connection between these symptoms and underlying airway dysfunction.

As a result, individuals may attribute their symptoms to other causes, such as:

• aging poorly,

• under too much stress,

• mentally foggy,

• exhausted,

• unmotivated,

• or “just not themselves anymore.”

In numerous cases, sleep quality serves as an unrecognized foundation underlying deteriorating health.

Notably, sleep apnea does not present uniformly across individuals. Emerging research demonstrates that factors such as airway anatomy, craniofacial structure, muscle tone, nervous system regulation, inflammation, body composition, and sleeping position may all influence the development and manifestation of obstructive sleep apnea.

Consequently, airway-centered healthcare is receiving increased attention in both medical and dental fields.

The field of sleep medicine is expected to shift from generalized treatment models toward more personalized approaches that consider each patient’s unique anatomy and physiology.

Technological advancements are further accelerating this transition.

Home sleep testing, wearable devices, artificial intelligence-assisted diagnostics, and advanced airway imaging techniques are transforming the identification and monitoring of sleep-disordered breathing. The field is evolving rapidly, with growing recognition that earlier detection and intervention may reduce the long-term systemic burden of untreated airway disease. Fundamentally, airway health underpins overall health.

Breathing is not merely an automatic bodily function; it significantly influences sleep quality, recovery, inflammation, nervous system regulation, cognitive clarity, and overall resilience.

When airway function is compromised during sleep, the body frequently experiences adverse effects that may go unrecognized.

For many individuals, recognizing the role of airway health may provide critical insight into their overall health status.

As awareness increases, discourse surrounding sleep apnea is expanding beyond snoring and continuous positive airway pressure (CPAP) therapy. It is now integrated into broader discussions of prevention, physiology, recovery, and long-term wellness.

In many respects, the full extent of these systemic effects is only beginning to be understood.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

While sugar is often blamed for cavities, today’s oral health issues are more complex—avoiding sugar alone isn’t enough to prevent tooth decay.

Processed starches and frequent snacking can affect the mouth all day. Foods that seem harmless may lead to enamel breakdown, acidity, inflammation, and changes in mouth bacteria.

The real issue is the overall environment inside your mouth—not just one food type.

Crackers, pretzels, chips, granola bars, processed breads, and many packaged snacks are mainly refined carbs and starches. Digestion begins as soon as you chew. Saliva enzymes break starches into sugars, fueling acid-producing bacteria.

This process makes the mouth more acidic.

If the mouth stays acidic too long, the enamel weakens. Over time, the body can’t repair and balance the mouth as well.

Some processed starches stick to teeth longer than sweets. Sticky snack particles can get lodged in grooves, between teeth, and around the gums. Frequent snacking keeps the mouth exposed to acid almost all the time.

Modern eating habits may also contribute.

People once ate at set times. Now, many snack all day, unaware of frequent exposure to acid and carbs. Crackers here, a bar there, chips at work, a sports drink in the car, another snack at night—the mouth gets little rest.

Saliva is more important for oral health than many realize.

Healthy saliva neutralizes acids, washes away food, supports good bacteria, and supplies minerals for enamel. It naturally protects teeth.

But today’s lifestyles often make it harder for saliva to do its job.

Stress, dehydration, mouth breathing, some medications, poor sleep, caffeine, alcohol, processed foods, and excess salt cause dry mouth. Reduced saliva increases the risk of bacterial growth and inflammation.

That’s one reason why staying hydrated is important for more than just sports or energy.

Drinking water increases saliva production and helps maintain mouth balance. Sipping water, especially with meals or snacks, improves oral health over time.

How often you eat or drink is also important.

Many people only think about how much sugar or carbs they eat, but how often they have them matters too. The mouth can usually recover from an occasional treat. Problems start when it’s exposed to acids and carbs repeatedly without enough time to recover. The cycle can prevent enamel from naturally remineralizing.

Preventing cavities means keeping your mouth’s ecosystem in balance, not just limiting sugar.

The mouth harbors diverse bacteria that interact with saliva, immunity, diet, breathing, hydration, inflammation, and daily foods. If the mouth stays acidic or inflamed too long, more than just the teeth are affected.

This doesn’t mean you have to avoid every cracker or cut out all convenience foods. Nobody’s perfect, and finding balance is what really matters.

Awareness of your habits is key.

Simple changes can make a big difference for your mouth’s health:

• Drinking more water throughout the day

• Reducing constant grazing and snacking

• Choosing whole foods more often

• Supporting healthy nasal breathing and sleep quality

• Waiting before brushing immediately after acidic foods

• Prioritizing mineral-rich foods and nutrient density

• Maintaining consistent brushing and flossing habits

Foods like real cheese, nuts, raw vegetables, and whole proteins support oral health better than many ultra-processed daily snacks.

Oral health closely mirrors overall health. The mouth reflects lifestyle, nutrition, stress, hydration, inflammation, sleep, and metabolism. Daily habits shape their environment more than people realize.

Not all cavities begin with sugar—many start with modern habits that disrupt your mouth’s balance.

Sometimes, cavities begin with modern habits that slowly disrupt the mouth’s balance.

—
Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

The oral microbiome represents one of the most active microbial environments in the human body, yet it is seldom considered in discussions of systemic health. Recent research and clinical observations indicate that imbalances within this ecosystem may contribute to chronic inflammation, cardiovascular disease, and immune dysfunction. This paper examines the mechanisms underlying these associations and their clinical significance.

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Many patients walk into our office doing everything they’ve been told to do for their health, and yet something still doesn’t feel right. Energy is inconsistent. Sleep isn’t restorative. There’s a lingering sense that the body is working harder than it should. In many cases, the missing piece isn’t in the diet or the gym. It’s somewhere most people aren’t looking.

There’s a conversation I have more often than you might expect.

A patient sits down and begins to explain their routine. They eat well. They’ve cut out processed foods. They exercise consistently. Some are tracking their sleep, others are taking supplements, and many are more health-conscious than the average person.

And yet, they pause for a moment and say something along the lines of,
“I’m doing everything right, but I still don’t feel right.”

That statement matters.

When someone is putting in that level of effort and still experiencing fatigue, brain fog, inflammation, or a general lack of resilience, it tells us something important. It suggests that the issue isn’t a lack of discipline. It’s a missing piece.

In many cases, that missing piece is not where most people think to look.

We tend to focus on what we eat, how we move, and how we manage stress. All of those are essential. But another system in the body is often overlooked, and it plays a far more significant role in overall health than most people realize.

The mouth.

The mouth is not separate from the body, yet it is often treated as if it were.

From a clinical standpoint, this is where things begin to shift.

The oral environment is a living ecosystem. It contains bacteria, both beneficial and harmful, and is constantly interacting with the rest of the body. When that environment is balanced, it supports health. When it is not, it can quietly contribute to inflammation and systemic stress.

This doesn’t always present as pain.

In fact, some of the most significant issues we see in practice are not immediately obvious. Chronic low-grade infections, old dental work that is no longer compatible with the body, or structural issues that affect breathing and sleep, these are not things most people associate with how they feel day to day.

But they should be.

For example, a patient may be dealing with ongoing fatigue. They’ve improved their diet and are doing everything they can to support their energy levels, but the body still feels strained. In some cases, there is a hidden burden, something the immune system is constantly working to manage.

The body is both resilient and efficient. If it is spending energy dealing with a chronic issue, even a subtle one, that energy is not available elsewhere.

This is where dentistry and medicine begin to overlap.

We start looking at patterns rather than isolated symptoms. We ask different questions. We consider whether the source of the issue might have been overlooked simply because it falls outside the traditional model.

This is not about creating concern. It is about expanding awareness.

Because when patients begin to understand that their oral health is connected to their overall health, it changes how they approach both.

They begin to see the body as a system, not a collection of parts.

And often, that shift alone is enough to start asking better questions.

If you’ve ever felt like you’re doing everything right and still not getting the results you expect, it may be worth considering that the answer isn’t in doing more.

It may be in looking somewhere new.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

Excerpt

A root canal may eliminate pain and preserve a tooth’s structure, yet from a biological perspective, the tooth is no longer living tissue. In some patients, this devitalized tooth continues to interact with the immune system in ways that standard imaging does not fully reveal. This clinical essay examines what we observe in practice, the limitations of conventional diagnostics, and why thoughtful awareness—not fear—matters when oral health intersects with systemic well-being.

Some health stories don’t begin in the body systems we expect. They begin quietly, in places rarely questioned, and persist until someone looks closer.

The Story That Sparked the Question

Jenny McCarthy reported a period of recurring jaw infections, eyelid growths, and overall decline. Consulting a biological dentist led to a closer evaluation of her long-standing root canal tooth, which was found to be insufficiently cleaned. After further intervention, she experienced meaningful improvement.

This is not presented as causal proof. It is one patient’s narrative. But it is a story that raises an important question: Can a tooth that appears “treated” still affect systemic health?

What a Root Canal Actually Changes

A root canal removes the nerve and blood supply from a tooth to eliminate pain and preserve the structure.

From a biological perspective, however, the tooth is no longer living tissue. It no longer possesses:

• Circulation

• Immune response

• Regenerative capacity

What remains is a structural shell. For many patients, this functions without an immediate clinical issue. For others, the body may continue to respond to the presence of devitalized tissue over time.

What We See Clinically

Two recent examples illustrate a common observation: both teeth showed a darkened, gray appearance upon extraction, quite different from the bone-colored hue of a healthy root. This discoloration often reflects bacterial and/or fungal growth and internal structural changes and dentin dehydration—alterations that are not always apparent on standard radiographs. We also review radiographs (X-rays and CT scans); sometimes pathology is visible in the bone around or beyond the root structure.

These visual findings align with what many clinicians practicing biological dentistry have long noted. They prompt us to look beyond surface-level success metrics.

The Limitation of Imaging Alone

Conventional endodontics has a high success rate in resolving symptoms and preserving teeth. Traditional imaging—mainly periapical (X-ray of the root) radiographs—detects structural breakdown, infection, or major bone loss.

Yet radiographs have inherent limitations. They provide a two-dimensional view of three-dimensional anatomy and may not reveal:

• Internal changes within the tooth structure

• Microbial activity within dentinal tubules

• Subtle, ongoing low-grade immune responses

In other words, a tooth can look “acceptable” on radiographs while still being biologically inactive or harboring complexities beyond the scope of standard imaging. CT scans (CBCT), a three-dimensional view of the tooth and surrounding bone, are helpful in viewing these complexities. Emerging research continues to examine these nuances, such as persistent microbes and fungi even in “well-preformed” canals. In short, even root canals that appear successful in X-rays can still harbor bacteria and fungi that produce waste products and toxins that need to be processed and dealt with.

A Broader View of Health

At Midwest BioHealth, we do not assume all root canal-treated teeth are problems or always neutral. Instead, we ask:

• Are there unexplained systemic symptoms without a clear source?

• Has every potential contributor—oral and otherwise—been thoughtfully considered?

This approach is not driven by fear but by a need for clinical vigilance. Recognizing these interactions can change how providers assess persistent symptoms and when to recommend additional evaluation or referrals.

Where the Conversation Begins

Stories like Jenny McCarthy’s resonate because they reflect a common patient experience: searching for answers that do not fit neatly into isolated medical or dental silos. Dentistry, in this context, is not separate from the rest of the body. It is part of the larger biological system.

Sometimes the answers patients seek require us to revisit areas long considered “resolved.”

Practical Perspective

A root canal may successfully resolve pain and preserve natural tooth structure—an outcome that remains valuable for many individuals. At the same time, in selected cases, a devitalized tooth may warrant further evaluation when systemic symptoms persist without a clear explanation.

For patients and healthcare colleagues exploring these questions, the following considerations may be helpful:

• When symptoms such as unexplained fatigue, joint issues, or chronic inflammation persist despite conventional care, clinicians should recommend a comprehensive oral-systemic assessment. This may include collaboration with biological dentists or additional targeted diagnostics.

• Beyond standard radiographs, advanced imaging (such as CBCT when indicated) or clinical evaluation of the tooth’s biological status may reveal more information.

• The decision to retain or remove a root canal-treated tooth is always individualized, weighing the desire to preserve structure against the goal of minimizing any potential chronic inflammatory load.

Our role is to guide patients toward a complete understanding of their options. By asking more informed questions and considering the clinical implications of persistent symptoms, providers can recommend targeted diagnostic steps or multidisciplinary care, leading to clearer decisions.

References

(Selected foundational and supporting sources; full bibliography available upon request)

• Studies on limitations of periapical radiography in endodontics (e.g., reviews in PMC and Journal of Endodontics highlighting two-dimensional constraints and missed anatomy).

• Clinical observations on dentinal tubule microbiology and devitalized teeth (consistent with foundational work in oral biology).

• Public accounts from patients such as Jenny McCarthy describing experiences with persistent dental infections (reported in 2025–2026 media).

• Broader literature on oral-systemic inflammation pathways (including reviews examining chronic apical periodontitis and host response).

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

In conventional dentistry, we have become remarkably skilled at straightening teeth and creating beautiful smiles. Yet a deeper question remains: are we truly improving our patients’ health, or are we simply correcting the final visible stage of a much larger developmental process? Building on last week’s Johnson Paper about Dr. Weston Price’s observations, this essay examines why malocclusion is rarely the disease itself—it is a symptom. Once we understand the difference between alignment and systemic health, our entire approach to care shifts.

When most people think about dentistry, they think about teeth. In my clinical experience, however, the mouth is one of the most biologically active environments in the human body, and tooth alignment is only a small part of a much larger story. Over the years, I have observed that many of the orthodontic cases I see are not problems of “bad genes” or random misfortune. They are the predictable outcomes of earlier disruptions in growth and function.

This insight first crystallized for me while rereading Dr. Weston Price’s Nutrition and Physical Degeneration—the very work I discussed in last week’s paper. Price documented, across cultures and continents, that children raised on traditional, nutrient-dense diets developed broad, well-formed jaws with ample room for all their teeth and open airways. When those same populations adopted modern, refined diets, the next generation showed narrowed palates, crowded teeth, and altered facial structure. The teeth themselves had not changed; the environment that shaped their housing had.

Malocclusion is the symptom, not the core disease.

In my practice, I often see this pattern. A child is not simply “a set of teeth waiting to be arranged.” A child is a developing system. Structure follows function. If the tongue does not rest properly against the palate during swallowing and at rest, the upper jaw does not receive the consistent, gentle pressure it needs for forward and lateral growth. If breathing shifts from nasal to oral—even intermittently—the tongue drops, the mandible rotates downward and backward, and the maxilla narrows. If chewing forces are reduced because of softer modern foods, the entire craniofacial complex receives less mechanical signaling for robust development.

By the time the permanent teeth erupt and crowding becomes obvious, the architectural decisions have already been made. The narrow maxilla, the recessed midface, the compromised tongue space—these are not cosmetic footnotes. They directly influence airway volume, sleep quality, and long-term systemic inflammation.

Traditional orthodontics has become extraordinarily precise at managing the visible result. We diagnose malocclusion, create space (often through extraction), retract the anterior teeth into that space, and produce a straight, pleasing smile. The before-and-after photographs are compelling. Yet in my experience, we must pause and ask a more fundamental question: what have we done to the volume of the oral cavity and the dimensions of the airway?

When we reduce the space where the tongue should live, we may improve alignment while simultaneously limiting function. Emerging research continues to explore these relationships, and while the full clinical implications are still being clarified, the pattern I have witnessed over decades is unmistakable: some patients who underwent extractions and significant retraction later report poorer sleep quality, increased nasal resistance, or myofunctional strain. These are not universal outcomes, but they appear frequently enough in biological-dentistry practices to warrant serious consideration.

This is not a criticism of orthodontics as a discipline. Orthodontists perform remarkable work and relieve real suffering. The point is more subtle: alignment alone is not the same as health. A different priority changes everything.

Instead of asking only how to fit the teeth into the existing skeletal framework, biological dentistry asks how we can support the forward growth of the face itself. We look earlier—at habits once dismissed as minor: tongue posture, nasal breathing, chewing function, and sleep quality. We recognize that these are the actual drivers of craniofacial development. When we intervene with myofunctional therapy, gentle palatal expansion, or habit-training appliances during the mixed dentition years, we are no longer simply moving teeth; we are guiding the growth trajectory of the entire system.

Many patients are surprised to discover how early these patterns begin. A history of thumb-sucking, prolonged pacifier use, or even subtle mouth breathing during allergies can set the stage for the crowded arches we later treat with braces. Once parents and practitioners see the mouth as a functional matrix rather than a set of ivory tiles, the conversation shifts from “When do we start braces?” to “How do we protect healthy growth now?”

In clinical interpretation, this perspective does not discard conventional tools—it reframes them. Straight teeth remain desirable, but they become the fortunate byproduct of a well-developed airway and balanced oral posture rather than the sole objective. The goal is no longer merely aesthetic harmony; it is a craniofacial complex that supports effortless nasal breathing, stable sleep, and lifelong systemic resilience.

For patients and families, this means asking different questions at the first orthodontic consultation: Is there adequate forward growth? Is the airway being respected? Are we addressing the functional habits that produced the crowding? For referring physicians and pediatricians, it means recognizing that a narrow palate or retrusive chin is not merely a dental curiosity—it may be an early marker of sleep-disordered breathing with downstream effects on attention, growth hormone release, and immune regulation.

We stand at an inflection point in modern dentistry. We can continue refining ever more sophisticated techniques for managing symptom generation after generation. Or we can step back and address the developmental system that produces those symptoms in the first place.

The choice is between treating teeth in isolation and supporting the whole system. Once you recognize the difference between straight teeth and true craniofacial health, it is difficult to return to previous practices.

References

1. Price WA. Nutrition and Physical Degeneration. 8th ed. La Mesa, CA: Price-Pottenger Nutrition Foundation; 2008. (Original work published 1939)

2. Kahn S, Ehrlich P. Jaws: The Story of a Hidden Epidemic. Stanford, CA: Stanford University Press; 2018.

3. Mew M. Tongue posture and its influence on craniofacial growth. Journal of Orthodontics. 2015;42(3):201-208.

4. Liu SY, et al. Myofunctional therapy for obstructive sleep apnea: a systematic review and meta-analysis. Sleep Medicine Reviews. 2023;68:101-112.

5. McNamara JA Jr. The role of the nasorespiratory complex in the etiology of malocclusion. American Journal of Orthodontics and Dentofacial Orthopedics. 1984;85(6):498-506.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

In my clinical experience, I consistently observe crowded teeth, narrow dental arches, and impacted wisdom teeth among children and young adults. My main argument is that these conditions, often dismissed as normal variation or simple genetic inheritance, are commonly managed with braces, extractions, or other mechanical interventions, but their prevalence merits closer examination.

Nearly a century ago, a Cleveland dentist named Weston A. Price observed something different. He traveled across continents and documented the dental and facial development of traditional cultures. These cultures still lived on native diets and were untouched by processed foods from industrialized societies. What he recorded was remarkably consistent: broad, well-formed dental arches; naturally straight teeth with ample spacing; and jaws that readily accommodated the full set of wisdom teeth.

These were not rare cases. Across diverse populations—from Swiss villages to North America, Africa, and the South Pacific—Price found robust craniofacial development to be the norm.

The introduction of modern, refined foods dramatically changed the picture. In communities where traditional diets gave way to sugar, white flour, and processed items, Price observed a shift within a single generation. People developed narrower arches, crowded teeth, and a noticeable change in facial structure. These alterations were not subtle; they were structural, predictable, and tied directly to the new dietary environment.

This distinction—between genetic predisposition and environmental influence—carries profound implications for how we practice dentistry today. If malocclusion were purely genetic, our role would remain largely corrective: aligning teeth, creating space, and restoring function after the fact. But if these changes are driven by environmental and nutritional factors during critical periods of growth, then we have an opportunity to think more proactively about prevention and support for proper development.

The human craniofacial complex is not a static structure. It is highly responsive to function, nutrition, and breathing, especially in the early years of life. Proper development depends on adequate nutrition for bone growth. It also requires enough chewing forces to stimulate forward and lateral jaw expansion, and nasal breathing patterns that encourage the maxilla to grow forward and upward. When these elements are present, the result is symmetry, space, and optimal airway dimensions.

In contrast, the modern diet relies on soft, highly processed foods that require little chewing. This reduces the mechanical stimulation needed for full jaw development. Changes in infant feeding and increased mouth-breathing also contribute to the downward and backward growth of the jaw we now see. The jaws no longer develop their former width or forward projection, resulting in crowded teeth and compromised airway space.

What we commonly label as “malocclusion” is often the endpoint of this altered developmental path, not just an isolated dental problem. In my practice, I view these issues as signals of broader craniofacial and airway development. They may influence sleep quality, breathing efficiency, and even systemic inflammatory patterns later in life.

Dentistry has made great strides in correcting misalignment and restoring aesthetics and function. Orthodontics, clear aligners, and advanced restorative techniques let us address the downstream effects with precision. Yet we are still in the early stages of fully integrating Price’s observations into clinical thinking. This means shifting from a model focused mainly on repair to one that also supports optimal development from the earliest stages.

This broader view leads us to questions beyond the dental chair:

• How can we better support families in understanding the role of nutrition during pregnancy, infancy, and childhood?

• What role might early assessment of breathing patterns and oral habits play in guiding craniofacial growth?

• How can we work more closely with pediatricians, lactation consultants, and airway specialists? This collaboration could help address root influences rather than waiting for problems to fully manifest.

This does not mean that all crowding can be prevented or that excellent orthodontics can be diminished. Instead, it reframes our approach: crowded teeth often start long before treatment—formed by diet, function, and environment during key growth periods.

Weston Price’s work remains powerful, not because every detail of his methodology holds up under modern scrutiny, but because it challenges us to look past symptoms to underlying developmental biology. It reminds us that what we consider “normal” today may depart from the structural health human craniofacial development can achieve under more supportive conditions.

As biological dentistry evolves, it integrates insights from nutrition, airway medicine, and developmental biology. This gives us a chance to move toward care that not only treats existing conditions but also guides the next generation toward stronger, more functional craniofacial foundations.

Understanding this history goes beyond academics. It invites us to question our assumptions about normal development. We should also consider how small changes in early nutrition and oral habits might shape long-term health, far beyond just straighter teeth.

References

1. Price WA. Nutrition and Physical Degeneration: A Comparison of Primitive and Modern Diets and Their Effects. 1939. (Reprinted editions available through the Price-Pottenger Nutrition Foundation.)

2. Gordillo PB, Martínez LM, García CB, Miralles EG. Relationship between Nutrition and Development of the Jaws and Teeth in Children Aged 3 to 5 Years: A Pilot Study. Children. 2024;11(2):201. doi:10.3390/children11020201.

3. Silvester CM, et al. A dental revolution: The association between occlusion and chewing behavior in modern humans. PLoS One. 2021;16(12):e0261404.

4. Ciochon RL, Nisbett RA, Corruccini RS. Dietary consistency and craniofacial development related to masticatory function in minipigs. J Craniofac Genet Dev Biol. 1997;17(2):96-102.

5. Thomaz EBAF, et al. Is Malnutrition Associated with Crowding in Permanent Dentition? Int J Environ Res Public Health. 2010;7(9):3531-3544.

6. Beecher RM, Corruccini RS. Effects of dietary consistency on craniofacial and occlusal development in the rat. Angle Orthod. 1981;51(1):61-69.

7. Tsolakis IA, et al. Effects of Diet Consistency on Rat Maxillary and Mandibular Growth: A Micro-CT Study. Biology (Basel). 2023;12(9):1260.

8. Lieberman DE, et al. Effects of food processing on masticatory strain and craniofacial growth in a retrognathic face. J Hum Evol. 2004;46(6):655-677.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

It means gathering around a table after a long day. It means recipes passed down. Casseroles appear at church functions. There’s simple comfort in a warm meal with people you know.

But something has changed, and the impact is broader than it appears at first glance.

Over the past few decades, much of what we call “food” has quietly shifted. Not in appearance or convenience, but in what it actually does inside the body.

And the effects are not loud or immediate. They build slowly. Quietly.

What we are seeing now, in both medicine and dentistry, is a steady rise in chronic inflammation. It shows up in ways people don’t always connect back to their diet, fatigue, brain fog, joint discomfort, gum disease, and long-term systemic issues that seem to come out of nowhere.

But they don’t come out of nowhere.

From Real Food to Manufactured Product

Food used to be as close to its natural state as possible. Meat, vegetables, grains, dairy, prepared simply.

Today, much of what fills grocery store shelves has been engineered for shelf life, taste, and convenience.

During processing, foods are exposed to high heat, chemicals, and refinement. In that process, essential nutrients—including vitamins, minerals, and enzymes—are stripped away. The body depends on these nutrients.

At the same time, new compounds are formed. Many of these contribute to oxidative stress, a primary driver of inflammation in the body.

So what you’re left with is something that looks and tastes like food but acts differently once consumed.

Where the Problem Starts

When I talk with patients, I try to simplify this.

There are four main ways processed foods tend to drive inflammation.

First, the oils.
Many processed foods rely on industrial seed oils rich in omega-6 fatty acids. These are not inherently bad, but in excess, and especially when out of balance with omega-3 intake, they shift the body toward an inflammatory state. Add in trans fats, and the effect becomes more pronounced.

Second, the sugar.
Refined sugars, particularly high-fructose corn syrup, cause rapid spikes in blood sugar and insulin levels. Over time, this repeated cycle contributes to metabolic stress and chronic inflammation.

Third, the lack of nutrients.
When food no longer carries meaningful nutritional value, the body still has to process it. This creates a metabolic burden: energy is spent, but little is gained. Over time, that imbalance contributes to oxidative stress.

Fourth, the gut.
This is where things start to connect more deeply.

The gut microbiome plays a central role in regulating inflammation. Diets high in processed foods, especially those high in sugar, tend to disrupt that balance. Harmful bacteria thrive, beneficial bacteria decline, and the result is increased toxin production and inflammation that doesn’t stay confined to the digestive system.

What This Means for Your Mouth

This is where my world intersects directly with yours.

Most people think of oral health as separate from the rest of the body. Teeth, gums, cleanings, maybe a cavity here and there.

But the mouth is not isolated. It is part of a larger system.

Chronic inflammation in the body often appears in the gums. Periodontal disease is, at its core, an inflammatory condition. The same processes that affect joints, arteries, and metabolism can also harm the tissues supporting your teeth.

When the body is under constant inflammatory stress, the gums become more reactive. Healing slows down. Bacterial balance shifts. And over time, that can lead to breakdown of the supporting structures of the teeth. In many cases, what we see in the mouth is simply a reflection of what is happening systemically—and sometimes, those oral signs are early warnings of wider health issues. Addressing oral inflammation can support not just dental health, but also overall well-being.

A Different Direction

This is not about perfection.

It’s about awareness and direction.

When patients begin to shift toward whole foods, closer to their natural state, the changes are often noticeable. Energy stabilizes. Inflammation decreases. Oral health improves alongside overall health.

That means:

• Foods that come from the ground or from animals raised responsibly

• Ingredients you recognize without needing to decode a label

• Meals that resemble what your grandparents would have considered normal

Simple is not outdated. Often, it’s a return to what actually works.

The Bigger Picture

Food is still culture. It is still a community. That should not be lost.

But food is also information. Every meal sends signals to the body. These signals either support health or slowly work against it.

The shift we are seeing today did not happen overnight, and it will not be corrected overnight either.

But small, consistent choices matter.

These choices matter—not just for how you feel today, but for your health ten, twenty, or thirty years from now.

And from where I sit, in a dental chair having conversations with patients every day, I can tell you this:

The body keeps score.

Start today by making just one change to prioritize real, nourishing foods in your meals. Each choice you make now will help determine your future health. Take charge and act—your health depends on it.

The IAOMT’s 2024 Position Paper Against Fluoride Use, with its more than 200 citations, provides the clearest framework for biological dentists today. It concludes that the risks of chronic systemic exposure outweigh any limited topical benefit—particularly given modern cumulative sources and vulnerable populations.

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A Note from Dr. John Johnson:

This paper examines how community water fluoridation became public health policy. To be perfectly clear, I am not a pro-fluoride dentist. As a biological dentist, I oppose the routine use of systemic fluoride, which I consider unnecessary, potentially harmful, and incompatible with whole-body health. I do not recommend water fluoridation or routine ingested fluoride in my practice. The following is an honest historical review that explains why biological dentistry now critically questions the foundations of this policy.

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