Redheads have a secret superpower: they produce more vitamin D than other hair colors. That means they can stay out of the sun a little longer without worrying about getting vitamin D deficiency.
Men’s hair grows faster than women’s hair.
Shaving may seem like a simple daily task, but when you add up all those minutes over a lifetime, it turns out to be a five-month-long commitment for men. That’s a lot of time spent on hair removal, folks.