Seraphim Faces

Clenching or grinding teeth in sleep is deeply linked to maxillary maldevelopment and airway obstruction.

When the upper airway gets blocked, the brain triggers clenching & grinding muscles, pulling the lower jaw and tongue forward to reopen it. Misaligned teeth or jaws can trigger spasms as muscles struggle for stable positions. Continued pressure causes teeth to flatten, or loosen. Chronic tension may cause facial, neck, and shoulder pain, and "temple" headaches.

Proximity of the TMJ to the ear canal means chronic bruxism can feel like earaches or tinnitus (ringing).

Bruxism is also linked to prolonged "fight or flight" activation, resulting in anxiety, depression, and poor sleep.

A constricted maxilla and mouth breathing significantly alter the oral, pharyngeal and nasal microbiomes. Increased oxygen exposure, dryness, and changes in airflow, disrupt humidity, temperature and pH. This leads to large-scale shifts in bacterial diversity — a dysbiosis — with fewer beneficial bacteria and more pathogenic species. This is a more inflammation-prone environment. It can create chronic inflammation in the tonsils and adenoids. This keeps the immune system in a constantly active state, causing the tonsil and adenoid tissues to become larger than normal (hypertrophy). Hypertrophy of these tissues results in recurrent throat infections, upper airway obstruction and mouth breathing, in turn often leading to sleep apnea.

Pathogenic bacteria and their byproducts can also enter the bloodstream through micro-ulcerations in the gums caused by dysbiosis-related inflammation, or into the brain via trigeminal nerve. There is clear evidence of associations between oral dysbiosis and gut health, cardiovascular disease, type 2 diabetes mellitus, and more. Recent data also suggest links with neurodegenerative disorders, autoimmune diseases and cancer.

Crooked or crowded teeth often indicate a narrowed maxilla (upper jaw). When the maxilla does not develop to its full width, there is insufficient space in the dental arch for all permanent teeth to grow in their proper positions, forcing them to overlap or rotate.

An underdeveloped maxilla (narrow upper jaw) often results in a high-arched palate. This reduces the available space for the nasal septum to grow within the nasal cavity above the palate. Consequently, the lack of space causes the septum to bend or deviate. A deviated septum can restrict proper nasal breathing, leading to chronic mouth breathing and further hindering the development of the maxilla. There is a positive correlation between the severity of septal deviation and a narrower maxillary width, as well as problems such as obstructive sleep apnea (OSA).

The maxilla forms about 70% of the floor of the eye socket (orbit), so it affects the structure and position of the eye. 

A recessed maxilla is associated with a "short orbital floor" for the size of the eye, which can lead to changes that cause myopia (near-sightedness), hyperopia (far-sightedness), and astigmatism.

When the jaws are underdeveloped, the tongue crowds the throat. Forward Head Posture (FHP) is a compensatory response to open the airway.The head reflexively tilts forward and up, straining posture. Shoulders round and the upper back curves. The skull-base muscles tighten while deep neck flexors and mid-back muscles weaken.FHP
places passive tension on facial tissues, lengthening the chin-to-sternum distance and stretching the hyoid muscles, pulling the mandible back and down, contributing to a long face or weak chin. Chronic pulling impacts cervical joints, accelerating degenerative changes like spinal arthritis and disc herniation. As posture collapses, the chest cavity compresses, reducing lung capacity by limiting diaphragm movement.

A constricted maxilla often means a narrow airway, mouth breathing and a weak diaphragm. Think of the diaphragm as a physical lid on the stomach. Mouth breathing causes shallow, chest-only breathing that weakens this lid. This creates a vacuum-like suction in the chest that pulls stomach acid upward into the throat, especially as the "seal" isn't being held down properly by the muscles. 

Gastric acid and pepsin (a protein-digesting enzyme) from the stomach cause tissue damage and chronic swelling in the nasal passages and sinuses. This inflammation leads to further nasal obstruction, which reinforces mouth breathing.

A constricted maxilla has been strongly linked to Obstructive Sleep Apnea (OSA), as a narrowed palate reduces airway space in the nose and pharynx. The resulting mouth breathing loften eads to changes in shape of the pharynx and collapse of softer tongue muscles and a floppy airway, causing snoring. The long-term vibratory trauma from snoring often leads to OSA. 

OSA can cause white matter damage, memory and learning deficits (smaller hippocampus), decrease in cognitive function, accumulation of beta-amyloid (a protein linked to Alzheimer's). Appetite-regulating hormones balance is disrupted. OSA is linked to insulin resistance, glucose intolerance and spikes of cortisol, which is specifically associated with increased abdominal fat deposits. 

A narrowed maxilla can affect the ear’s Eustachian tube, which connects the middle ear to the pharynx. Narrowed maxilla often results in mouth breathing, which creates negative pressure in the nasopharynx hindering Eustachian tube function. If there is inadequate ventilation of the middle ear, there is more risk for hearing issues (and, in kids, ear infections). The muscles used for chewing and the muscles in the middle ear share the same neural supply. Muscle spasms caused by a misaligned jaws can trigger abnormal activity in the auditory system, leading to tinnitus.  (For example, people with TMJ disorders are 6.7x more likely to have it).

When the upper jaw is narrow or recessed, it leaves too little space for the lower jaw to move naturally, forcing it into a compressed, backward position. The result is excess tension on the jaw joint and muscles, often showing up as TMD (Temporo-mandibular Disorder).