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 ...

Please provide your email address to receive an email when new articles are posted on . Stem cells cultured aboard the International Space Station were evaluated to identify changes to cardiac ...

Everywhere scientists look for microplastics, they’ve found them — food, water, air and some parts of the human body. But examinations of our innermost organs that aren’t directly exposed to the ...

Surgeons at the University of Maryland Medical Center transplanted a heart from a genetically modified pig into a human patient with terminal heart disease Friday. It was the first successful ...