Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

Split ends are pretty much what they sound like — areas where repeated damage causes the ends of your hair to split. Over time, split ends can give your hair a frizzy-looking or feathery appearance.

Add Yahoo as a preferred source to see more of our stories on Google. Photo credit: Stocksy Let me tell you a story about an indecisive girl (me, I'm the indecisive girl) who once cut her hair into a ...