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

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

Reference Article: Facts about the human circulatory system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The circulatory system, also known ...

The cardiovascular system consists of the heart, blood vessels, and blood. Its primary function is to transport nutrients and oxygen-rich blood to all parts of the body and to carry deoxygenated blood ...