Using magnetic cameras, researchers at Linköping University have examined blood flow in an artificial heart in real time. The results make it possible to design the heart in a way to reduce the risk ...

Good blood circulation helps your body deliver oxygen to your muscles, organs, and tissues. Your circulatory system also carries waste products away from cells and helps maintain normal body functions ...

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 ...

A research team led by Matthew Nystoriak, Ph.D., associate professor of biomedical research and translational medicine at Masonic Medical Research Institute (MMRI), has uncovered groundbreaking ...

A patient with a prolonged history of shoulder pain attributed to arthritis, sought medical attention. Because this pain could also be a sign of cardiovascular issues, the physician recommended an ...

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 ...

Aortic stenosis is a narrowing of the aortic valve that affects how blood flows through the heart and body. While not often linked to heart valve narrowing, high and irregular blood pressure can ...

The physical forces exerted by a heart beat and the blood flow it produces trigger the formation of new blood cells, according to two studies published today (May 13) in Nature and Cell. Zebrafish ...

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. A person’s doctor will advise them ...