Chronic cough has variety of causes

Dr. Komaroff explains what can cause a chronic cough.

BY Anthony L. Komaroff, M.D. Published: January 8, 2013
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DEAR DOCTOR K: I’ve been coughing for weeks. Why won’t this cough go away?

DEAR READER: Every human being coughs, beginning from the first moments after birth. In fact, we probably cough when we’re still in the uterus.

Why do we cough?...

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