Cool Rhematoid Athritis Ideas. Web rheumatoid arthritis is a disease in which the immune system attacks the joints, beginning with the lining of joints. Rheumatoid arthritis can be difficult to diagnose in its early stages because the early signs and symptoms mimic those of many other diseases.
Ra is an autoimmune disorder. This inflammatory form of arthritis causes joint pain, swelling and damage. This means the body's immune system attacks its own healthy cells and tissues.
