Using magnetic cameras, researchers at Linköping University have examined blood flow in an artificial heart in real time. The ...

Restricting your blood flow sounds like a dangerous thing to do, but it’s exactly what some Olympians, athletes, and surgery and physical therapy patients have done to strengthen their muscles and ...

A sudden restriction of blood flow to the brain. That's how scientists have traditionally explained why people faint. But several mysteries remain: What causes someone's blood flow to spontaneously ...