
Posted: Sep 19, 2012 5:00 AM by Diana Kohnle
(HealthDay News) -- Rheumatoid arthritis is triggered by an overactive immune system that attacks the body's own joints, causing flares of pain and stiffness.
The American College of Rheumatology says about 13 million Americans have the disease. The ACR recommends regular exercise, except during painful flares.
Here's more of its expert advice:
Copyright © 2012 HealthDay. All rights reserved.
Copyright (c) 2012 HealthDay. All rights reserved.
