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| | MedlinePlus Medical Encyclopedia: Arthritis |
 | | Arthritis is inflammation of one or more joints, which results in pain, swelling, and limited movement. |
 | | Treatment of arthritis depends on the particular cause, which joints are affected, severity, and how the condition affects your daily activities. |
 | | Exercise for arthritis is necessary to maintain healthy joints, relieve stiffness, reduce pain and fatigue, and improve muscle and bone strength. |
| www.nlm.nih.gov /medlineplus/ency/article/001243.htm (1844 words) |
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