This clip is an introduction to the human heart. We find out about its location within the body and its function as a pump. The heart sits within the chest cavity between the lungs and is about ...

The human body contains three kinds of ... is present in the heart. In this article, we discuss the structure and function of cardiac muscle tissue. We also cover medical conditions that can ...

Day and night, the muscles of your heart contract and relax to pump blood throughout your body. When blood returns to the heart, it follows a complicated pathway. If you were in the bloodstream ...

Your heart is the pump that provides oxygen and nutrients to all the tissues in your body. Keeping it in great ... Plus, the Department of Health and Human Services says that high fiber foods ...

An emerging body of multidisciplinary literature has documented the beneficial influence of physical activity engendered through aerobic exercise on selective aspects of brain function.