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

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 ...

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 ...

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 ...

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 secret to maintaining exceptional heart health after 50 may not lie in expensive equipment or complicated workout routines. Instead, the answer could be as simple as paying attention to your ...

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 ...

The body's tissues can get injured in many ways, but while some injuries heal perfectly, others don't heal at all. A cut in ...