

Colds are caused by a virus and can occur year-round. The common cold generally involves a runny nose, nasal congestion, and sneezing. Other symptoms include sore throat, cough, and headache. A cold usually lasts about 7 days, with perhaps a few lingering symptoms such as a cough for another week.

Review Date:5/3/2006
Reviewed By: A.D.A.M. Medical Illustration Team

Reviewed By: A.D.A.M. Medical Illustration Team


