Checking your blood pressure at home or a local pharmacy can be an effective way to stay proactive about your heart health.

Venous insufficiency is a condition in which the flow of blood through the veins is blocked, causing blood to pool in the legs. It's often caused by blood clots. We’ll describe the causes of ...

Diagram showing patterns of blood flow and oxygen saturations in major vessels in the fetus with aortopulmonary transposition. The pulmonary artery arises from the left ventricle and the aorta ...

Veins have valves made up of two flaps, which prevent the backward flow of blood. These are called bicuspid valves. If the veins are damaged or become dilated, the valves may fail to close properly.

The astronauts provided blood flow measurements before and after spaceflight while seated, laying down and angled at a 15-degree downward head-tilt. Measurements during the flight were taken on ...

Living With Chronic Venous Insufficiency. You can help blood flow better in your leg veins. Steps include: Compression stockings.These elastic socks put pressure on your legs to help blood move.

“The innovation of our system is that we can model both flow conditions and the stiffness of the clot, which gives the most realistic picture of what’s happening. No other model can do that,” Zhao ...

Diagram of the Human Circulatory System (Infographic) ... The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.

Arteries carry blood from the heart, unlike veins, which carry blood to the heart. According to the Cleveland Clinic, if you laid out all of the blood vessels in the circulatory system , they ...