You may develop fluid on the knee due to an injury or a health condition such as arthritis. Treatment can depend on the cause but may include physical therapy, medical procedures, and medication ...

Knee bursitis is swelling or inflammation of the bursa, the small fluid-filled sac located between either the skin and the tendon or the tendon and the bone. “Bursae” is the Latin word for bags.

If your knee is swollen, it's also called an infused knee. Swelling happens when fluid builds up around or behind the joint in your knee. An infused knee may also be called an effusion in your ...

Knee bursitis pain, tenderness, and swelling can be hard to manage.How do you find the best treatment? It depends on what’s causing your problems. Each of your knees has a bursa sac that’s ...

Behind-the-knee pain could be due to muscle strain or arthritis—or something far more serious. ... This syndrome can cause bursitis—irritating inflammation of a fluid-filled sac called the bursa.

A bursa is a fluid-filled sac that helps joints move smoothly. There are many bursae in the knee, which can sometimes become inflamed. Learn more.

These are caused by an accumulation of synovial (joint) fluid that has leaked from a fluid sack behind the knee into the knee joint cavity. Nearly 50pc of knee cysts are found in children, ...

San Francisco 49ers All-Pro linebacker Patrick Willis has undergone surgery on his right knee to remove an inflamed fluid sac that kept him out of this year's Pro Bowl. The 49ers said the surgery ...

A Baker’s cyst is a sac of fluid that forms behind the knee. Here, learn about exercises and remedies that can help with prevention and treatment.

San Francisco 49ers All-Pro linebacker Patrick Willis has undergone surgery on his right knee to remove an inflamed fluid sac that kept him out of this year's Pro Bowl. The 49ers said the surgery ...

The Multicenter Osteoarthritis (MOST) study, which is looking for modifiable risk factors for knee osteoarthritis, is enrolling at least 150 additional participants at UAB, ... It demonstrated that ...