cardiovascular system , is an organ system that permits blood to circulate and transport nutrientsoxygencarbon dioxidehormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseasesstabilize temperature and pH, and maintain homeostasis.

Abdominal Aortic Aneurysm: Should I Get a Screening Test?

Guides through decision to have screening for abdominal aortic aneurysm. Includes pros such as finding aneurysms so that they can be treated. Also explains the possible harm that could come if the test leads to risky surgery. Includes interactive tool to help you decide.