Arthritis researchers and many of the rest of us have worried about whether exercise might speed the process of joint damage.
They found that exercise will not wear your joints prematurely. Exercise does not damage joints.
Even if you already have arthritis, your joints benefit from regular physical activity. Joint movement keep cartilage healthy by stimulating it to take up nutrients and dispose of waste products.
In addition, exercise strengthens muscles so that they can better support your joints.