Why Some Men Have Red Beards, Not Hair?
It is relatively difficult to see someone with a red hair; Only 1% to 2% of people are congenital red hair. So if you see a man with a reddish or completely red beard but obviously not a carrot head, you may want to turn around and look again.
What science lies behind these interesting beards? Especially in the beard of dark, blond and even gray-haired men…