The human circulatory system represents an intricate network of vessels that extends throughout the entire body. This complex arrangement of arteries, veins, and capillaries works continuously to ...

Researchers are shifting focus from large arteries to microvessels, where nitric oxide activity may signal early circulatory ...

Coronary bypass surgery patients who received a radial artery as their second bypass conduit had significantly better 10-year survival than did patients who received a saphenous vein graft in a ...

The LimFlow procedure uses two ultrasound-guided catheters, one venous and one arterial, to create an arterio-venous crossing. A stent is then used to connect the artery and the vein. Patients at risk ...

The blood inside your veins is dark red. So, many people wonder why veins look green or blue through the skin instead of red. Veins are types of blood vessels. The other blood vessel types are ...

CABG is a type of open-heart surgery specialists use to treat a heart attack when arteries that bring blood to the heart narrow or get blocked. Cholesterol and fatty deposits known as plaque build up ...

Research led by scientists at St George's, University of London has discovered 119 areas in the genome that help to determine the size and shape of blood vessels at the back of the eye, and that an ...