Read about the causes of rheumatoid arthritis. Rheumatoid arthritis is an autoimmune condition, which means it's caused by the body's immune system attacking .
No one knows for sure what causes rheumatoid arthritis, but a few factors connected with the condition seem to pinpoint who's most at risk.
Rheumatoid arthritis (RA) is an autoimmune disease that causes chronic inflammation of the joints. Autoimmune diseases are illnesses that occur when the .
Rheumatoid arthritis is an autoimmune disease, which means your immune system starts attacking your body's own tissues, causing inflammation. It affects .