A graphic shows what's inside your joints, and what can go wrong.From Live Science:
This Week's Question: I'm pretty sure I have arthritis in my knee. Is there any danger this will spread?
First, anyone who thinks they may have arthritis should see a doctor. Self-diagnosis is hazardous to your health. Now for some information about arthritis all geezers should know.
Arthritis, which comes in different forms, is inflammation of the joints. Osteoarthritis, rheumatoid arthritis and gout are the three most common forms of arthritis among seniors. Osteoarthritis is the most prevalent. None is contagious.
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