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Sign up with FacebookRheumatoid Arthritis (RA) is an autoimmune disease where the immune system attacks the the lining of your body's joints. This causes swelling, stiffness, and pain and can eventually damage bones, tendons, and cartilage, causing deformities and limiting motion. Approximately 1.3 million Americans have RA.
THURSDAY, Jan. 26 (HealthDay News) -- More than 40 percent of rheumatoid arthritis patients live a sedentary life, a new study finds. It used to be thought that medication and rest was the best treat...