Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared. Yet it has been at least 30 years since a new drug for this common rhythm problem ...

Add Yahoo as a preferred source to see more of our stories on Google. You probably know someone who is affected by cancer. This disease results when cells divide uncontrollably and can make a person ...

A new gene therapy can reverse the effects of heart failure and restore heart function in a large animal model. The therapy increases the amount of blood the heart can pump and dramatically improves ...

A team of researchers led by Emory’s Chunhui Xu recently found that heart muscle cells can grow -and survive in the microgravity environment of space. Her findings, published in Biomaterials, show ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...