Osteoarthritis is a common problem for many people after middle age. Osteoarthritis is sometimes referred to as degenerative, or wears and tears arthritis. It is the most common forms of arthritis. The disease causes cartilage breakdown found in joints. This breakdown removes the buffer between bones and the resulting bone against bone friction causes pain and eventual loss of movement. Bone spurs may form around the joint as the body’s response.
The symptoms of osteoarthritis are mainly pain, swelling, and stiffening of the knee. Osteoarthritis develops slowly, but may present with sudden attracts of knee pain. The pain of osteoarthritis is usually worse after activity. Some patients may have pain and stiffness on standing after a prolonged sitting period. Activities such as squatting, climbing of stairs become painful. In the late stages, the pain is worse with walking. The knee becomes difficult to straighten or bend fully.
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