Harvard Men's Health Watch
What causes a cough after a cold?
Ask the doctor Q. I have a cough that has lasted for more than a month following a cold. Is there something I can do about this? A. When your body is infected by one of the many viruses that cause the common cold, the infection is often eliminated in less than a week. However, the persistent post-infectious cough can last for up to two months. There are many treatment