How is hair made?


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Similar to skin, hair is made up of layers. The outer layer, or cuticle, consists of dead cells lying on top of one another. More?

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A developing fetus has all of it's hair follicles formed by week 22. At this time there are 5 million follicles on the body.

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In fact, your hair is approximately 91 percent protein, and is made up of long chains of amino acids. Thanks for using ChaCha.

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Hair is made up of tubes of keratin, a tough protein produced by the body. Hair grows from roots in the skin called follicles.

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