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 ...

Get to know the functions of your heart, blood vessels, and blood itself and how they work together to maintain your health.

Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them. They help to connect your arteries and veins in addition to facilitating the exchange of ...

Both arteries and veins are types of blood vessels in the cardiovascular system. An artery carries blood away from the heart, and a vein carries blood back to the heart. Blood vessels are essential ...

Your circulatory system contains three blood vessel types: arteries, veins, and capillaries. Arteries carry blood from the heart, unlike veins, which carry blood to the heart. According to the ...

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 ...

The femoral artery is one of the major blood vessels in your body. It carries blood to the lower half of your body. Blood circulation is an essential function since the tissues in your body need the ...

Although circulation is largely an automatic process, there are some ways to improve circulation. Examples include increasing activity levels, maintaining a moderate weight, eating oily fish, and more ...