Skin Anatomy

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

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When you have an itch, what is happening under your skin?

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

Scientists Can't Stop Scratching the Itch

And now they've discovered the neural pathway in mice that's responsible for mechanical itching.

Why do feet stink?

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?


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