Why does my throat feel itchy and raw after breathing through my mouth while sleeping?
1. Introduction Breathing through the mouth bypasses the natural humidifying and filtering functions of the nasal cavity, drawing cold, dry air directly over the pharyngeal mucosa. This rapid airflow desiccates the protective salivary film and inflames the underlying epithelial tissues, leaving the throat feeling irritated, raw, and itchy upon waking. The human respiratory system is … Read more