In a world-first, scientists at Tel Aviv University have successfully 3D printed a tiny human heart using real human cells. This innovation could reshape the future of organ transplants, offering a ...

The models can be used to plan surgeries and in the future could be used to help trial new drugs. A healthy heart beats at a steady rate, between 60 and 100 times a minute. That’s not the case for all ...

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 ...

Miniature organs have a new lifeline. Mimicking the way early human embryos grow blood vessels, scientists nudged multiple types of mini organs to sprout their own vascular networks. Also called ...

Science writer Mary Roach is fascinated by the human body, especially, she says, the "gooey bits and pieces of us that are performing miracles on a daily basis." Take the human heart, for instance. If ...

Children's Hospital Colorado (Children's Colorado) successfully performed the hospital's first-ever heart and liver dual ...

When the human body gets hurt, most tissues heal—skin closes over a wound, bone heals itself. But not all organs heal that easily. The kidneys and the heart, for example, are not as willing to heal ...