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Rheumatoid arthritis occurs in people across the world. It appears that some people may be genetically predisposed to develop the disorder, which develops when your body's immune system mistakenly attacks the tissue that lines certain joints. The inflammation associated with rheumatoid arthritis damages and may deform the affected joints.
Environmental factors, such as airborne lung irritants, may trigger rheumatoid arthritis in people who are genetically predisposed to develop the disorder. Factors that may increase your risk of rheumatoid arthritis include:
April Chang-Miller, M.D.
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