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Rheumatoid arthritis is a chronic inflammation caused by autoimmune disorder, a condition when the immune system for unknown reason attacks healthy tissue. Each person with Rheumatoid arthritis is affected differently. Some people have long periods of remission. Their rheumatoid arthritis is inactive, and they have few or no symptoms during this time. Other people might have near-constant rheumatoid arthritis symptoms for months at a stretch.
Although rheumatoid arthritis can involve different parts the body, joints are always affected. When the disease acts up, joints become inflamed. Inflammation is the body’s natural response to infection or other threats, but in rheumatoid arthritis inflammation occurs inappropriately and for unknown reasons. Bellow is common symptoms on rheumatoid arthritis attack:
Early symptoms 
- Fatigue
- Widespread muscle aches
- Morning stiffness that lasting more than 1 hour
- Weakness
- Loss of appetite
Major symptoms
- Stiffness in the joints, causing reduction in the range of motion of effected joints.
- Joint pain, there is commonly pain in several joints.
- Inflammation around effected joints. The following sign are tenderness, redness, and warmth.
- Small bumps may appear around effected joints.
- Swelling around effected joints.
Other symptoms that may develop along the disease progresses
- Eye burning, discharge and itching
- Hand and feet deformities
- Limited range of motion
- Lung inflammation
- Paleness
- Round, painless nodules under the skin
- Numbness or tingling
- Anemia caused by the failure of the bone marrow to produce new red cells
