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 ...

As you get older, you may expect to feel a little slower. Climbing the stairs might leave you feeling winded. Yard work takes ...

A heart attack, or myocardial infarction, happens when oxygen-rich blood does not reach a part of the heart muscle. When you purchase through links on our site, we may earn an affiliate commission.

Researchers at Philips Research Europe (Hamburg, Germany) have performed a preclinical study using a prototype system based on a new technology called magnetic particle imaging (MPI) to capture ...

To be able to observe the blood flow in the artificial heart in real time in the MRI, the researchers an Linköping University had to build a full-scale model of the human circulatory system. Using ...