What causes arthritis?

What causes arthritis?

Different types of arthritis have different causes. For instance, gout is the result of too much uric acid in your body. But for other types of arthritis, the exact cause is unknown. You may develop arthritis if you:

• Have a family history of arthritis.
• Have a job or play a sport that puts repeated stress on your joints.
• Have certain autoimmune diseases or viral infections.