Scientists Have Identified the Gene That Causes Gray Hair

Woman with gray hair

According to the article Scientists Have Finally Identified the Gene That Causes Gray Hair: Beauty Blog: Daily Beauty Reporter:

Gray hair is just a lack of melanin in hair, so by figuring out [the gene’s] IRF4’s role in that process, it’s possible that scientists will be able to determine why hair goes gray and develop ways to stop it before it starts. Goodbye, root touch-ups.

Too late for me: I got my first gray hairs when I was 16.