Medically reviewed by Jeffrey S. Lander, MD Key Takeaways S1 and S2 are the normal heart sounds you hear when the heart ...

Lubb-dupp. Lubb-dupp. Those are the words that health care professionals often use to mimic the sound of your heartbeat. That steady, regular sound is made by your heart valves opening and closing as ...

The S3 heart sound occurs as the mitral valve opens and allows blood to fill the left ventricle passively. The sound happens as a result of blood striking the left ventricle during early diastole. An ...

Valentina Dargam receives funding from Florida Heart Research Foundation and National Institute of Health. Joshua Hutcheson receives funding from the Florida Heart Research Foundation, the American ...

The aortic valve allows blood to leave the heart and travel through the aorta, which is the largest artery in the body. Aortic stenosis is when this heart valve narrows and doesn’t open fully. The ...

Cardiovascular disease moves in stealth. Years pass with no visible signs. Once chest pain, fatigue or other physical symptoms set in, the heart has already been overworked and damaged. Warning signs ...

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 ...

Blood flows through the heart and generates noises known as heart sounds. These noises occur due to heart valves opening and closing as the heart pumps blood. A doctor can gain valuable information by ...