We have two types of hair, says dermatologist Elizabeth Houshmand. Vellus hairs, or “peach fuzz,” cover virtually our entire body but aren’t easy to see. Our head, chest, armpit, and pubic ...

The hair on your head grows from a root known as a follicle, which extends out from underneath the skin on your scalp. Each ...

It’s expected for your hair to change as you grow older. You might see it lose its color, become thinner ... refers to the number of hairs on your head. If you can see your scalp even without ...

“Imagine if all of your physiological changes were hyper-accelerated so that you passed through life cycles in weeks ... thinner skin and their hair follicle cycle had been disrupted.