OA is often thought of as "wear and tear" to the joint. While OA is a degenerative condition, this definition is misleading as many people think that they must avoid walking, or weight bearing on painful joints, or avoid activities which cause discomfort. People with knee OA for example, often report to physiotherapists that they have been avoiding exercise or activity due to concern that they will wear the joint away more and cause more damage. Find out more......