Vanellope Wilkins was born with ectopia cordis, an extremely rare condition which caused her heart to beat outside her body. No baby in the UK has ever survived it before her. The condition was ...

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 ...

The harder your heart has to work to pump blood throughout your body while you're not exercising, the higher your resting ...

the volume of blood traveling through your body decreases, and your blood pressure drops. The decrease in blood pressure causes your heart to beat faster as it works to ensure that your brain ...

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.