Viral beauty vlogger Kathleen Fuentes—aka KathleenLights—shares her best tips.
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.
Add Yahoo as a preferred source to see more of our stories on Google. Also known as scent layering, the concept involves using multiple different scented products to create the best smell possible.