The skin has two types of adult stem cells: epidermal and hair follicle. Their jobs seem well-defined: maintaining the skin, ...

When I was dealing with postpartum hair loss, I remember wishing there was something beyond biotin gummies and hope to help ...

We gathered insights from experts and recommendations from our testers to determine the eight best at-home laser hair removal devices that are safe and effective.

This may rely on either lateral inhibition of hair follicle fate in uninduced cells by nearby cells already committed to a placode fate, or a requirement for a locally restricted co-inducing signal.

Update, July 11, 2025: We checked all product prices and availability. Our picks for the best hair growth products remain ...