Skin Anatomy

Skin anatomy is often more complex than people think. Learn more about skin anatomy at HowStuffWorks.

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What exactly is an itch? Find out what your nerves register as "itching" and why you need to scratch so badly.

Eau de toe is all too common -- we all know someone with especially bad foot odor. But why are feet so likely to become so rank that a mere whiff is horrifying?

By Maria Trimarchi