Similar to testing a car, a team of researchers at UBC Okanagan has been test-driving a number of mechanical heart valves ...

High blood pressure, blood clots, arrhythmias and valve issues can trigger lightheadedness, dizziness, shortness of breath ...

The semilunar valves stop the back flow of blood into the heart. There is a semilunar valve where the aorta leaves the left ventricle and another where the pulmonary artery leaves the right ventricle.

Engineers from Texas A University (TAMU) have developed a groundbreaking tiny chip that mimics real human blood vessels, ...