The nuclear stress test can show how blood flows through your heart muscles. This reveals how well the heart pumps blood and areas of your heart muscles that do not get enough blood. Nuclear stress is ...

A heart PET scan is a noninvasive imaging test that uses a small amount of radiation. It helps doctors understand how the heart functions and whether it is healthy. Cardiac or heart PET scans create ...

Second-year students at the University of Texas Medical Branch at Galveston will soon participate in a unique education experience using classroom computers converted into human hearts. Sort of. The ...

Your heart is a muscular organ that helps circulate your blood, which delivers oxygen and nutrients to your tissues. There are four chambers and four valves in your heart, and each ensures proper ...

Transcatheter aortic valve replacement (TAVR) is a procedure that can treat narrowing of the aortic valve in the heart. It involves an expandable replacement valve that helps improve blood flow. A ...

Researchers at the University of East Anglia have used cutting-edge imaging technology to measure acute pressure changes inside the heart. The state-of-the-art technology uses magnetic resonance ...

New technology can detect rapid pressure changes inside your heart. The state-of-the-art technology uses magnetic resonance imaging (MRI) to create detailed images of the heart. Using the new ...

Valvular regurgitation is when blood flows backward through the chambers of your heart. It can be mild and not cause symptoms, or it can be life threatening. Your heart is a muscular organ that ...

Can you determine if you have a heart blockage without any medical tests or X-rays? Here's what Dr Jeremy London, a cardiovascular surgeon, said.