“Each hair follicle has a reservoir of melanocyte stem cells that can replenish the dwindling population of melanocytes, but ...

Several different factors might explain why you might be going gray in your 20s. Here's what you need to know about the ...

Many genes determine hair color, which depends on the amount of melanin in the hair. Little research has been done into the genes involved in hair color, and most research centers around the MC1R ...

Artificial melanin, a new method of hair colouring, is thought to be healthier than conventional dyes which are carcinogenic, cause allergic reactions and swelling in some people.