Osteoarthritis is a type of arthritis that is caused by the breakdown and eventual loss of the cartilage of one or more joints. Cartilage is a protein substance that serves as a "cushion" between the bones of the joints. Osteoarthritis is also known as degenerative arthritis. Osteoarthritis patients of AZ Pain Centers have had huge success with treating their chronic pain. Schedule a consultation now and let AZ Pain Centers help take away your pain.