Let's get straight to the heart of the matter—the heart's job is to move blood. Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns ...

Sure, you know how to steal hearts, win hearts, and break hearts. But how much do you really know about your heart and how it works? Read on to your heart's content! Put your hand on your heart.

Cardiac output can be calculated using the following equation: Stroke volume close stroke volumeThe volume of blood pumped from the heart with each beat. is the volume of blood pumped out of each ...

During feelings of anxiety, the brain kicks the heart into overdrive. But as it races, does the heart, in turn, talk to the brain? For centuries, scientists have debated whether the heart holds sway ...

Historically, devotion to the Heart of Mary grew up in parallel, but at a lesser intensity than that of devotion to the Heart of Jesus, only starting to become more prominent during the time of St ...