A third heart sound, or S3, is a low-frequency, extra heart sound that may be heard with a stethoscope right after the normal ...

Irregular heartbeats can signal AFib. Early detection and appropriate treatments help manage it and protect long-term heart health.

University of Minnesota researchers are looking at cardiac conditions in racehorses to point toward a solution for both horses and humans. Researchers are examining the effects of irregular heartbeats ...

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 ...

Andrew Josephson creates iPhone app that detects an abnormal heart. Feb. 28, 2014— -- Dr. Daniel Mason, a prominent cardiologist, had a big heart, taking an active interest in each one of his ...

When a doctor listens to someone's heartbeat, they typically hear a characteristic sound: "lub-dub, lub-dub." In some people, though, this two-tone heartbeat is accompanied by whooshing or rasping ...

The risk of developing an irregular heartbeat increases after menopause. New research finds that stress and insomnia may play a role. Having an irregular heartbeat raises the risk of developing a slew ...

Middle-aged folks who don't exercise are putting themselves at risk of life-threatening complex heartbeat irregularities, a new study says. Adults 40 to 65 with low fitness levels had a 52% increased ...

Atrial fibrillation, or A-fib, is an irregular heart rhythm that increases a person’s risk of stroke, heart failure and even premature death. While many risk factors contribute to A-fib, one stands ...