Heart valve surgery is a procedure to treat heart valve disease, which happens when at least one of the four heart valves is ...

Sound familiar? If you listen to your heart beat, you'll hear two sounds. These "lub" and "DUB" sounds are made by the heart valves as they open and close. See the valves in action.

There are four valves in the heart and each one has strong flaps called “leaflets” that control blood flow. Leaflets open to let blood move through the heart and out to the rest of the body. They then ...

As your heart ... the aortic valve and into the aorta, your body’s largest artery. The aortic valve is made up of three triangular flaps of tissue called cusps that open and close to keep ...