Q: What is a Baker's cyst, and what is the best way to get rid of it? A: A Baker's cyst is a collection of fluid behind the knee. It was named after a British surgeon, William Baker, who described ...

Water on the knee, or knee effusion, refers to the buildup of fluid in and around the knee joint. This condition leads to a painful, swollen knee and can be caused by various factors, including ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Working out can wear down joints—especially knees. Knee-strengthening exercises sometimes help, but ...