N o one wants to be the person who can’t stop coughing. Not only is it uncomfortable on your throat, but it also draws angry stares from others in elevators, subway cars, and restaurants—especially during respiratory virus season. Why do some coughs seem to take forever to resolve? A pulmonologist and an otolaryngologist explain the causes of a chronic cough and what you can do about it. Defining chronic cough In order to know what’s behind a constant cough, it helps to first keep track of how