by Elisha Allred, Certified Orofacial Myofunctional Therapist & Registered Dental Hygienist Oral rest posture plays a vital role in breathing, sleep quality, jaw function, and overall airway health. The relationship between upper cervical alignment and oral rest posture is often overlooked, yet it plays a major role in how easily the tongue rests on the palate and how comfortably a person breathes through the nose. Ideally, the tongue rests gently on the palate, the lips stay closed, and...