Heart sounds are the noises made as blood moves through the heart with each heartbeat. When the heart valves close, they make a distinct lubb-dupp sound. Healthcare providers listen to the heart's ...

Heart sounds are produced from a specific cardiac event such as closure of a valve or tensing of a chordae tendineae. Many pathologic cardiac conditions can be diagnosed by auscultation of the ...

The second heart sound (S2) is produced by the closure of the aortic and pulmonic valves. The sound produced by the closure of the aortic valve is termed A2, and the sound produced by the closure ...

Since Koch’s time, researchers have come to recognize that such noise can cause sleep disturbances, elicit anger, and trigger conditions such as tinnitus and coronary heart disease caused by reduced ...

Traffic noise isn't just annoying, it's also bad news for your heart. Studies have found that the noise from roads, trains, ...