What is osteoarthritis?

Osteoarthritis, also known as OA, is the most common form of arthritis. This diagnosis describes the degenerative changes that occur in your joints as you age. This includes the gradual break down or “wear and tear” of bones and cartilage. It is extremely common and according to the Centers for Disease Control (CDC), osteoarthritis affects over 30 million US adults.


How do I know if I have OA?