NocturnalCoughing

Health

Why Do I Cough at Night?

Understanding the Role of Postnasal Drip in Nighttime Coughing Postnasal drip occurs when excessive mucus accumulates in the back of the throat and nasal passages. This can be caused by a variety of factors, including allergies, colds, flu, sinus infections, or other respiratory infections. At night, postnasal drip can become particularly problematic, as lying down can cause the mucus to…