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 ...

Your heart is a muscular organ that helps circulate your blood, which delivers oxygen and nutrients to your tissues. There are four chambers and four valves in your heart, and each ensures proper ...

Medically reviewed by Christopher Lee, MDMedically reviewed by Christopher Lee, MD A ventricular assist device (VAD) is a mechanical pump implanted in the heart to help the heart pump blood throughout ...

The heart is well-placed in the upper torso to serve the major organs, which are arranged like satellites around it. It isn’t displaced as far to the left as some people might imagine. However, it is ...

Amyloid heart disease occurs when amyloid fibrils build up in the heart, making it more difficult for the heart to pump blood around the body. Eventually, this can lead to heart failure. People can ...

The heart beats around 100,000 times a day, yet most people rarely think about how fast, or how efficiently it’s working, ...

Like most vertebrates, humans only have one heart, which is usually located near the front and middle of the chest, slightly to the left of the breastbone. The heart’s primary function is to pump ...

Some people with heart failure need to take multiple medicines each day to keep their symptoms under control. Heart failure is a chronic, or long-term, condition. It can lead to issues not only in the ...

Physicians at Emory University Hospital performed the first-ever surgical implantation in the United States of a brand-new type of heart pump designed to help save patients with heart failure, using a ...

Doctors implant device that keeps former VP alive until possible transplant. July 15, 2010 -- Former Vice President Dick Cheney, 69, who underwent surgery last week to implant a pump to assist his ...