Mouth breathing at night is one of the most overlooked contributors to poor sleep, chronic fatigue, snoring, upper airway resistance syndrome (UARS), TMJ dysfunction, and even symptoms of ADHD. While it may seem like a harmless habit, nighttime mouth breathing is a sign of airway instability, nasal obstruction, or poor tongue posture—and it rarely resolves … Continue reading How to Stop Mouth Breathing at Night: Root-Cause Assessment and Proven Corrections