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 ...

Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast heartbeat, it's been at least 30 years since any new treatments have been ...

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 ...

Our research suggests that the human heart has adapted to support our upright stance, movement and larger brain. Over the last 10 years, we have been conducting assessments of the cardiovascular ...

"Our work was the first to show that we can regenerate the porcine heart after injury, and now we've advanced the field by demonstrating that even middle-aged adult human heart cells—long believed ...

Mammals, from the mighty blue whale to the tiny shrew, inhabit nearly every corner of our planet. Their remarkable adaptability to different environments has long fascinated scientists, with each ...