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 ...

You already know that keeping your heart in tip-top shape is a key part of maintaining your cardiovascular health—but your cardiovascular system goes beyond that beating organ in your chest. After all ...