So how does blood flow through the heart ... The cardiovascular system is made up of your heart and your blood vessels. This heart anatomy diagram shows that blood flows from the right atrium ...

To collect the data needed to create the blood flow models, the Johns Hopkins team recruited two patients with a history of atrial fibrillation -- a 58-year-old woman with a healthy heart and a 68 ...

This study revealed that heart muscle cells using 3-OHB as an energy source drive better blood flow, a process known as ...

Watching comedy films boosts blood flow to the heart, finds a small study in the journal Heart. Watching comedy films boosts blood flow to the heart, finds a small study in the journal Heart.

Then, during relaxation (diastole), the aorta recoils, releasing the stored energy and helping maintain blood flow. This wave-pumping effect works in tandem with the heart’s pumping mechanism ...

Your surgeon will make an incision in your chest to access your heart and will use a machine to take over blood flow while your heart is temporarily stopped. In some cases, minimally invasive ...

The four valves of the heart allow blood to flow through the heart in the right direction. The valves open or close each time the heart beats. Problems with the heart valves can lead to ...

Pulmonary heart valves are made up of three partially overlapping leaflets that open and close with every heartbeat. They're responsible for controlling one-way blood flow through the heart ...