Add Yahoo as a preferred source to see more of our stories on Google. Michigan State University scientists have built tiny beating heart organoids that can be driven into atrial fibrillation with ...

Add Yahoo as a preferred source to see more of our stories on Google. New CCNA2 research may help your heart regrow healthy muscle after injury. (CREDIT: Shutterstock) Your heart will not just give ...

The inventor sketched intricate muscular structures half a millennium ago. Turns out he was on to something.

HOUSTON — In a groundbreaking move, the FDA has approved the second phase of clinical trials for the BiVACOR mechanical heart, a device that could potentially make human heart transplants a thing of ...

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 ...

Local heart surgeons are reporting early success with a replacement aortic valve made of bovine, or cow, tissue. The valve can last 20 years and doesn't require lifelong anticoagulants, a requirement ...