Conditions like arthritis require diligent care to slow or stop progressive joint damage. The hand contains 14 phalanges—the ...

Intrinsic and extrinsic hand muscles power finger extension. These two muscle groups have different anatomy that allows complimentary function at the interphalangeal joints and opposing function ...

Former Doctor Who actor David Tennant this week confirmed he has 11 toes. He says he was born with an extra toe on his right ...