What is Osteoarthritis? Osteoarthritis (OA) is a common condition in adults that results from the progressive wearing down of joint tissue. Osteoarthritis is nothing to be afraid of, and there are plenty of approaches to manage it best. Contact one of our five physical therapy clinics to get started on your journey to living better - pain free! You can read more on all things Osteoarthritis on our blog at the link in our bio!