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 ...

Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and ...

When developing longevity is your priority over one-rep maxes and timed-run events, consider the three most important “organs” on which to focus your training: heart, lungs and legs. The combination ...

Diet, exercise, sleep, and other factors can contribute to better heart health and lower heart disease risk. Learn how small ...

A man has lived for more than 100 days with an artificial maglev heart working inside his chest. In a landmark moment, he was discharged earlier this year, becoming the first person in the world to ...

Our heart is not alien to the concept of hard work. If we live long, imagine how well it functions to keep our body running in a healthy. But the heart’s labour often goes unnoticed, unless we notice ...

WASHINGTON — Researchers seeking new treatments for heart disease managed to grow a rat heart in the lab and start it beating. "While it still sounds like science fiction, we've hopefully opened a new ...