Awasome The Hair References. Web the hair root is in the skin and extends down to the deeper layers of the skin. Web the individual hairs are always in one of three stages of growth:

A new hair pushes the old hair that stopped growing up and out of the follicle. Each hair follicle is attached to a tiny muscle (arrector pili) that can make the hair stand up. Hair can be straight, wavy, curly, or coily.