S1 and S2 are the normal heart sounds you hear when the heart valves close. Heart murmurs are extra sounds that can be heard during systole, diastole, or as a continuous sound. S3 and S4 are abnormal ...

One way to slow a sudden racing heart is by performing a vagal maneuver, which can help interrupt the abnormal rhythm. Vagal maneuvers include bearing down like you are having a bowel movement, ...

The Centers for Disease Control and Prevention (CDC) estimates that nearly half of all U.S. adults have high blood pressure, formally known as hypertension—and 20 percent of those people are unaware ...

San Francisco, CA - Calling into question the "time-honored" tradition of using third and fourth heart sounds to identify cardiac abnormalities, a new study indicates that the overall diagnostic ...

An aortic stenosis murmur is an unusual sound the heart makes due to a narrowing of the aortic heart valve. The narrowed heart valve restricts blood flow from the heart, which can create a murmur.