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 ...

Heart valve disease occurs when one or more heart valves aren’t working as well as expected. Heart valve disease may be an inherited or acquired condition. Heart valve disease occurs when one or more ...

CHICAGO - Scientists for the first time have grown human heart valves using stem cells from the fluid that cushions babies in the womb - offering a revolutionary approach that may be used to repair ...