‌Arteries and veins (also called blood vessels) are tubes of muscle that your blood flows through. Arteries carry blood away from the heart to the rest of the body. Veins push blood back to your heart ...

Arteries carry oxygenated blood away from your heart. They have thick walls and a muscular layer that keeps your blood moving. Arteries can be as wide as a nickel (about two centimeters). They are the ...

Those prominent veins that appear on the backs of your hands might seem like a purely cosmetic concern, but they often signal underlying lifestyle factors you can actually control. While genetics and ...

Learn about peripheral artery disease and its effects on blood flow. We explain symptoms, risk factors, and treatments to ...

Peripheral vascular disease (PVD) is a broad term referring to disorders affecting the blood vessels carrying blood to and from the arms and legs. Deep vein thrombosis (DVT) is a specific issue ...

Cold hands in women may be harmless, but persistent cases can signal circulation or health issues ...

The circulatory system is a complex collection of the heart and its many chambers, and the vessels that move blood around the body. At first glance, it can be difficult to grasp. Whether you have an ...