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Autoimmune Disease- Rheumatoid ArthritisRheumatoid arthritis is a chronic inflammatory disorder affecting many joints, including those inthe hand and feet.Rheumatoid arthritis occurs when your immune system mistakenly attacksyour own body's tissues. Signs and symptoms of rheumatoid arthritis may include tender, warm,swollen joints, fatigue, fever, joint stiffness that is usually worse in the mornings and afterinactivity and weight loss. In the early stages, the disease tends to affect the smaller joints first.As the disease progress, the symptoms progress to other areas of the body, such as the wrist,knees, ankles, elbows, hips and shoulders. Rheumatoid arthritis can affect many non-jointstructures, including the skin, eyes, lungs, heart, kidneys, salivary glands, nerve tissue, bonemarrow and blood vessels. The known risk factors are age, gender, family history, and obesity tojust name a few.Rheumatoid arthritis is hard to diagnosis in patients since it mimics other