The four valves of the heart prevent blood from flowing in the wrong direction, and open or close each time the heart beats. Learn more about them, here.

The chambers of the heart operate as a ‘double-pump’ system for the body’s circulation. In coordination with valves, the chambers work to keep blood flowing in the proper sequence.

Learn about the anatomy of the heart and how its chambers, valves, and vessels work together to maintain effective blood circulation throughout the body to sustain life.

With one type of operation, called transcatheter aortic valve replacement (TAVR), you get a thin tube that runs through a small opening in your leg and up to your heart. Your doctor uses that tube ...

Heart valve failure could be closer than you think. Know the warning signs and prevention tips. ... One simple habit could be destroying your heart valves. Fix it now!(File Photo) ...