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

You remember how Dorothy, Toto, and the rest of the gang were trying to make their way to see the Wizard of Oz? That’s kind of how veins work in relation to your heart. Your heart is the wizard, and ...

transport and deliver oxygen, nutrients and hormones to the body remove waste products such as carbon dioxide and lactic acid protection against disease and infection maintain body temperature When a ...

Researchers play ultra-brief tones to stimulate the brain during deep sleep. This stimulation improves cardiac output and relaxation of the left ventricle. Such technology to improve cardiovascular ...

As the central part of the circulatory system, the heart is responsible for pumping blood, supplying oxygen and nutrients, and removing metabolic waste such as carbon dioxide from all the tissues in ...

The human heart and the miles of blood vessels that snake through the body are a wonder to behold. Made up of three independent components, the cardiovascular system functions best when these three ...

We examined whether sympathetic nervous system activity influences hypertension status and systolic blood pressure (SBP) independent of adiposity in youth ranging from normal-weight to severe obesity.

Your feet might be telling you more about your heart than you realize. While seemingly unrelated, mounting evidence suggests that foot discomfort may serve as an early warning system for ...