4 facts about red heads on National Red Head Day

Got red hair? Today is your day to celebrate!
Today is National Love Your Red Hair Day. The holiday was started by sisters Adrienne and Stephanie Vendetti back in 2015. They encourage people to post photos of their red hair on social media using #LoveYourRedHairDay.
To help you celebrate, here are four fun facts about redheads:
Less than 2 percent of the world’s population have red hair, making it the rarest hair color in the world. It’s the result of the mutated MC1R gene. If both p