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

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 ...

Your body's circulatory system is a wondrous thing. It's made up of blood vessels that carry blood to and from your heart and also pumps blood to your lungs so you can breathe. It helps grow and ...

Using magnetic cameras, researchers at Linköping University have examined blood flow in an artificial heart in real time. The ...

Regular daily exercise can lower your blood pressure by strengthening your heart and improving the elasticity and function of blood vessels. Engaging in moderate-intensity exercise on most days of the ...