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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One of the simplest diagnostic tools in medicine is something most people overlook every day.

Your tongue.

In biological dentistry and functional medicine, the tongue often provides important clues about what may be happening elsewhere in the body. A healthy tongue is typically pink, moist, and lightly coated. But when we see a thick white coating, persistent redness, or irritation, it can sometimes indicate an imbalance in the oral and intestinal microbiome.

One of the most common contributors to these changes is yeast overgrowth, often involving organisms such as Candida albicans.

While yeast organisms normally live in the mouth and digestive tract, problems begin when their numbers grow out of balance with the beneficial bacteria that normally keep them in check.

In my clinical experience, yeast overgrowth is rarely an isolated oral issue. It is usually a signal that something deeper in the body’s biological systems has shifted out of balance.

Let’s look at some of the underlying factors that can contribute to this.

The Role of the Gut Barrier

A healthy digestive tract acts as a protective barrier between the outside world and the internal systems of the body. When this barrier becomes compromised, a condition sometimes referred to as increased intestinal permeability or “leaky gut,” microbes and inflammatory molecules can enter the bloodstream more easily.

This immune activation can contribute to systemic inflammation and may manifest in ways that seem unrelated to digestion, including skin conditions, fatigue, anxiety, or cognitive symptoms.

When yeast populations expand in the gut, they can aggravate this permeability and perpetuate the cycle.

The Importance of Beneficial Bacteria

Our digestive tract contains trillions of microorganisms collectively known as the microbiome. When this ecosystem is balanced, beneficial bacteria help regulate immune activity, assist in digestion, and prevent opportunistic organisms such as yeast from dominating.

However, factors like antibiotics, chronic stress, poor diet, and certain medications can disrupt this balance.

When beneficial bacteria decline, yeast organisms often fill the ecological gap.

Supporting the microbiome through diet and, in some cases, targeted probiotics can help restore balance.

Blood Sugar and Yeast Growth

Yeast thrives on sugar.

Diets high in refined carbohydrates, sugary drinks, and processed foods create an environment that encourages yeast proliferation. When blood sugar levels spike repeatedly, the digestive tract becomes a favorable environment for these organisms to expand.

Stabilizing blood sugar through whole foods, balanced meals, and reduced refined sugar intake is one of the most effective strategies for preventing yeast overgrowth.

Bile Flow and Digestive Defense

Bile acids are commonly known for their role in digesting fats, but they also serve another important function.

Bile has antimicrobial properties that help regulate microbial populations in the small intestine. When bile production or flow becomes sluggish, it can weaken one of the body’s natural defenses against microbial imbalance.

Supporting liver and gallbladder health can play an important role in maintaining digestive balance.

Paneth Cells and the Immune Barrier

Within the lining of the small intestine are specialized immune cells called Paneth cells.

These cells produce antimicrobial peptides that help regulate bacteria, fungi, and other organisms within the gut. When Paneth cell function is impaired by chronic stress, inflammation, medications, or nutrient deficiencies, microbial balance can shift.

This loss of microbial regulation may contribute to yeast overgrowth in susceptible individuals.

When Antifungal Support Is Necessary

In some cases, dietary and lifestyle interventions alone are not enough to restore balance. Targeted antifungal therapies, whether pharmaceutical or botanical, may be appropriate.

These decisions should always be made under the guidance of a qualified healthcare professional, since improper treatment can sometimes worsen microbial imbalance rather than improve it.

Hormones and Yeast

Hormonal shifts can also influence yeast growth.

Changes associated with birth control, pregnancy, menopause, and endocrine imbalance can alter the microbial environment of the body. Hormones influence immune activity, blood sugar regulation, and microbial balance, all of which can affect yeast populations.

Addressing underlying hormonal factors is often an important part of long-term resolution.

Diet Still Matters

One of the most powerful tools for restoring balance remains the simplest: food.

A diet centered around whole, nutrient-dense foods can help support the microbiome and reduce the conditions that allow yeast to flourish. Emphasizing vegetables, quality proteins, healthy fats, and unprocessed carbohydrates while minimizing refined sugars and processed foods can make a significant difference.

Alcohol and excessive refined carbohydrates are particularly common triggers for yeast imbalance.

The Takeaway

The mouth is often the first place we see signs of deeper systemic issues.

Changes in the appearance of the tongue can sometimes provide an early signal that the body’s microbial ecosystem is under stress. When yeast overgrowth is present, the goal is not simply to eliminate the yeast, but to restore the biological systems that normally keep it in balance.

In biological dentistry, we always try to step back and ask a broader question.

Not just what is the symptom, but why did the system lose balance in the first place?

When we address the root causes, the body often has a remarkable ability to restore equilibrium.

Dr. John Johnson, DDS
Midwest BioHealth
The Johnson Papers

Excerpt:
Treating craniofacial pain requires reducing system load, not simply targeting a joint or tooth. Conservative, interdisciplinary care produces more durable results than aggressive structural intervention.

From Evaluation to Strategy

The Diagnostic Criteria for TMD emphasize multidimensional assessment (Schiffman et al., 2014). This aligns closely with how I approach care.

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Craniofacial Pain: Understanding the System

Why TMJ Disorders and Chronic Facial Pain Rarely Have a Single Cause

Excerpt:
When patients present with chronic facial pain, headaches, or TMJ symptoms, the problem is rarely isolated to a single tooth or joint. Craniofacial pain reflects stress within a larger neuromuscular and airway system. Effective care begins with understanding the pattern of compensation.

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Introduction

Patients rarely expect to lose their teeth. For most, the progression toward extractions or full dentures feels sudden, shocking, and deeply personal. They are often told it is the result of genetics, aging, poor hygiene, or neglect.

In reality, tooth loss is almost never abrupt. It is the predictable outcome of long-term biological breakdown, expressed primarily through two pathways: tooth decay and gum disease.

This paper examines how these processes develop, why they often go unnoticed until advanced stages, and why conventional dentistry frequently intervenes too late to preserve the natural dentition.

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