The human heart has the ability to repair itself, scientists have found, in a breakthrough that could provide a lifeline for hundreds of thousands of patients. When someone has a heart attack or heart ...

Human heart cells have been coaxed into regenerating for the first time in a breakthrough that could mend failing organs. After birth, the gene which makes new heart cells turns off, meaning that the ...

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 ...