What is Hair?

The learning corner.

Have you ever wonder what hair is? You will be surprised that hair and skin is not all that different. As a matter of fact, hair is a form of skin. The protein that makes the hair is called “keratin”, which is major component of almost every part of the body, such as skin, hair, nails and teeth. The hair grows from follicles which contain the root of the hair. The hair root is the bulb, from which the hair pushes up and out of the follicle, through the outside of the skin. The part of the hair outside the skin isn’t alive anymore and contains only dead cells. This is why shaving, trimming or cutting hair doesn’t cause any pain.

A beard consists in all the hair that grows on the cheeks, chin, neck and upper lip of a men.

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