The knee is the largest joint in the body (and one of the most complex), meaning it’s also one of the most problem-prone. While knee strengthening exercises can help keep the joint in tip-top shape, ...

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 ...

Of all causes, overuse is the most common reason for an infused knee. Fluid buildup is your body’s way of protecting the area from extra damage. You may have minor swelling after a vigorous activity.

A swollen knee can be caused when your knee is hit and the thin sac around the kneecap, known as the bursa, swells. Tiffany Raymond Q. Last week, I was working in the yard and banged my left knee hard ...

Jennifer Barlow thought she was suffering from a bad knee sprain — then, she went septic. She had just returned to Atlanta from her vacation in the Bahamas in January when she started to feel weak and ...

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 ...

Knee pain is the most common musculoskeletal complaint that brings people to the doctor. It affects about 25% of U.S. adults. Several different things can lead to knee pain, and the treatments for it ...