Your circulatory system is made up of three parts: the heart, blood vessels and the blood itself. Your heart keeps all the blood in your circulatory system flowing. The blood travels through a ...

such as stiffening or scarring of heart tissue, these tests typically miss even earlier signs of trouble in other parts of the body. Indeed, previous research suggests that poor blood flow ...

The circulatory system is the heart and all the blood vessels in the body which carry cells and substances to all its parts. The heart is a large muscular organ which pumps blood to the lungs and ...