Behind-the-knee pain could be due to muscle strain or arthritis—or something far more serious. Orthopedic experts say these are the most common causes.

Other ways to reduce knee pain include losing weight and keeping active. Physical therapists say exercising in the water is a ...

The corpsman worked to drain his knee and get him back to work ... It was a cold October day, the seas were rough and the water was 34 degrees Fahrenheit. The transfer was delayed for a few ...