A leaky heart valve means blood isn’t moving correctly through one of the heart’s four valves. This can cause complications like heart rhythm disturbances and heart failure. But treatment is usually ...

In a healthy heart, blood flows in only one direction. The four valves of the heart prevent blood from flowing backward. But a leaky heart valve, or heart valve regurgitation, causes a backflow of ...

Earlier this year, when leaks around Louise Calhoun’s replacement mitral heart valve kept her from walking more than a few feet before needing to rest, University of Alabama at Birmingham (UAB) ...

The valves consist of flaps that open to let blood flow in one direction as it moves through the chambers of the heart. Then the valves close to keep blood from flowing backwards into the chamber it ...