Osteoarthritis Center

Osteoarthritis

An estimated 27 million people in the United States have osteoarthritis or degenerative joint disease. Osteoarthritis occurs when the cartilage between moving joints wears away, which causes bones to grind together and leads to joint pain, swelling and stiffness. For this reason, osteoarthritis is also known as the "wear and tear" arthritis. People with osteoarthritis also can develop bone spurs (extra bone that forms to correct the problem), which may add to the pain and inflammation.

Osteoarthritis can affect any joint, but it most often...