Osteoarthritis.

The article presents an overview of osteoarthritis, which is the most prevalent form of arthritis, with associated risk of loss of mobility, especially in people over 65 years of age who have other medical conditions. The burden to society both in terms of suffering and use of resources is expected to increase due to the prevalence of obesity and aging. Osteoarthritis is a disease of the joint, including the subchondral bone, menisci, ligaments, periarticular muscle, capsule and synovium.