There are two types of cough: productive and nonproductive. A productive cough produces phlegm or mucus, clearing it from the lungs. A nonproductive cough, known as a dry cough, doesn’t produce ...

But a non-productive cough is more dry, says John M. Coleman III, M.D., a pulmonary and critical care specialist with the Northwestern Medicine Canning Thoracic Institute. Meaning, you don’t ...

But a non-productive cough is more dry, says John M. Coleman III, M.D., a pulmonary and critical care specialist with the Northwestern Medicine Canning Thoracic Institute. Meaning, you don’t cough ...