The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

New research looks into how the retina and vascular system are connected. Retinal blood vessels can act like a window into heart health and overall health, including lifespan and aging markers, a ...

Heart health is about more than just the heart itself. It’s a two-way street between the heart and the rest of the body. However, many U.S. adults aren’t aware of the connection between organs.

Know early weak heart symptoms, hidden warning signs, and when to seek help to protect your heart health before serious ...

Many body parts can be transplanted or replaced with artificial equivalents, including corneas, livers, hearts, joints, and even entire faces. This technology will improve by leaps and bounds ...