#asktheexpert coughing through nights only morning no symptoms.. glfor nearly one month s

A. The reason is that mucus from the sinuses drains into the throat while your toddler is horizontal, triggering the cough. Asthma also can cause a nighttime cough, as airways tend to be more irritable after bedtime. Contact your pediatrician if your toddler's cough is on-and-off and gets worse at night and while active.