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

Doctors have been listening to the sounds our bodies make for years. Before the invention of stethoscopes, they simply put their ears to their patients' chests or abdomens. The technical term for this ...

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 ...

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 ...

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 ...

The stethoscope has come a long way from its humble beginnings in the 19th century. The regular acoustic type is still used every day, but it’s been joined by a panoply of digital options that can ...

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 ...