Rheumatoid Arthritis And Its Causes, Symptoms, and Diagnosis

RA's causes, symptoms, and diagnosis What is Rheumatoid Arthritis Rheumatoid arthritis (RA) is a chronic autoimmune disease that causes pain, swelling, stiffness, and loss of function in the joints. Rheumatoid arthritis occurs when a person’s immune system mistakenly attacks the healthy tissue that normally protects…