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.

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 ...

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 ...

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 ...

Arteries are blood vessels. Most carry oxygen-rich blood from the heart to various organs and tissues. Arteries are a part of the circulatory system, along with the heart and other blood vessels. The ...

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 ...

Maintaining good circulation is vital for overall health and well-being. Every day, your heart tirelessly pumps blood through your circulatory system, delivering oxygen and nutrients to your body's ...