Most people are likely to experience knee or hip pain at some point in their lives, especially if you play sports or engage in strenuous activities. A common, but serious, cause of joint pain is osteoarthritis (OA), which is the slow deterioration of the smooth cartilage in the joint. Unloader knee braces can reduce the load on the painful or affected side of the joint and are proven to reduce pain and improve function. Some patients also report a reduction in pain medication