
Posted: Nov 26, 2012 5:00 AM by Diana Kohnle
(HealthDay News) -- A heart murmur is an extra or unusual sound made by the heart as it beats.
The U.S. National Heart, Lung, and Blood Institute says some cases have no obvious warning signs. In other cases, symptoms may include:
Copyright © 2012 HealthDay. All rights reserved.
Copyright (c) 2012 HealthDay. All rights reserved.
