Even compared to chimpanzees, one of our closest relatives, humans' scrapes and cuts tend to stick around for more than twice ...

On a crisp, clear morning, a chestnut thoroughbred thundered down the dirt strip at Churchill Downs, his exercise rider ...

These can cause inflammation and scarring that make it harder for you to move oxygen out of your lungs and into the rest of your body. If you’ve put on a lot of weight, especially around your belly, ...

A study on donor lungs preserved outside the body before transplantation demonstrated that the hypothermic oxygenated machine ...