After Madalin Wixson suffered a sports injury, doctors discovered a bone tumor. After surgery, she's back to playing sports pain-free.
If you're battling degenerative knees, physical activity and proper nutrition are the one-two punch to knock off excess weight.
Cartilage between knee, ankle and foot joints has ability to regenerate.
Scientists burst the bubble surrounding what causes knuckles to crack. But does pulling your finger do any harm?
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