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

Your heart pumps blood from your head to your toes, provides cells with fresh oxygen, and removes waste products. Located in ...

Every day, your heart pumps about 10 pints of blood 60,000 miles around your body through your circulatory system. That system is made up of blood vessels, the tubes that carry blood throughout your ...

The influence of the heart and circulatory system occurs within milliseconds, and every single heartbeat plays a role. The role of the heart in the psyche and cognition is evident in the high ...