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 ...

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 ...

Heart valves allow blood to flow one way and prevent it from flowing in the wrong direction. The tricuspid valve controls blood flow between the right atrium and right ventricle. The bicuspid or ...

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 ...

An aortic stenosis murmur is an unusual sound the heart makes due to a narrowing of the aortic heart valve. The narrowed heart valve restricts blood flow from the heart, which can create a murmur.

From artificial heart valves to cellular transplants, new treatments for cardiovascular ailments are being developed every day. To model how they work, researchers need a reliable way to observe the ...

Filip Hammaréus, PhD student, and Petter Dyverfeldt, professor, at Linköping University. The research was performed at the Center for Medical Image Science and Visualization in Linköping, Sweden.

After women go through menopause, their risk of heart disease increases dramatically. Researchers studied whether beetroot juice, which is rich in nitrate, can improve how blood vessels function. The ...