Originally appeared on the NOVA Web site Cut to the Heart. 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 ...

Ben McCullough, 76, received an EVOQUE heart valve last fall. On Wednesday, he got to thank the makers face-to-face.

Joan Mertz, 83, became the first patient in the state to undergo an artificial heart valve replacement without the need for open-heart surgery. For years, Mertz, a great-grandmother from Essex ...

Researchers have shed new light on how a type of heart valve disease -- aortic valve stenosis -- progresses differently in males and females.

For conditions such as truncus arteriosus and severe aortic stenosis without good function, infants not only need new heart valves and arteries ... anatomical match for human children.