A xenograft bioprosthetic heart valve replaces a damaged valve in your heart. It’s made from tissue sourced from animals such as pigs or cows. Xenograft bioprosthetic heart valves are a treatment ...

A leaky heart valve — also known as heart valve regurgitation or valve insufficiency — is a heart valve that does not close properly. As the heart pumps, some blood leaks back through the valve. The ...

Heart valve regurgitation is the name for when the heart’s valves leak. It occurs when some of the blood the heart pumps out flows back to the valves. Treatment may not always be necessary, though ...

Researchers have identified for the first time the origin of an immune cell that plays a critical role in the formation of healthy heart valves. The findings could pave the way for new treatments for ...

University of Missouri researchers have developed a new way to study heart valve stiffness. Heart valve stiffness is caused by build up of calcium in the heart, which can make the heart pump blood ...