How does arthritis affect cartilage?
Arthritis is joint inflammation. Since most bones have a thin layer of cartilage around where they form a joint with another bone, arthritis affects this area. Bones have this because it makes the joints easy to move and makes any transaction moving not painful. The most common arthritis is osteoarthritis, which wears down the cartilage between joints over time arthritis doesn't exactly affect cartilage in a way. Cartilage wears down and causes inflamed joints.