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 ...

Systolic congestive heart failure, or systolic heart failure, is a type of heart failure that involves the left side of the heart. As the left side of the heart begins losing some function, it loses ...

Heart failure sounds alarming—and rightfully so. Yet approximately 6.5 million Americans currently live with this condition, many with the specific variant called systolic heart failure, and a ...