There are millions of tiny openings all over your skin — and if you didn't have them, you'd be dead. If that makes you feel squeamish, then cover your ears, because we've got dermatologist Sandra Lee, also known as Dr. Pimple Popper, in the house. The social media sensation and reality star walks Michelle and Jenny through how she extracted one gigantic blackhead from a single pore. After that, dermatologist Shereene Idriss joins the party to explain the misconceptions surrounding "poreless" skin and the best products to give your pores the TLC they deserve. Don’t miss out on new episodes of Allure: The Science of Beauty on Apple Podcasts, Spotify, or wherever you listen to podcasts. This episode of Allure: The Science of Beauty is presented by Olay.