If skin weren’t there, your insides would be constantly bombarded with bacteria but it’s not without flaws. Find out the science behind pimples, wrinkles, moles and rashes. Click here to see more videos: https://www.youtube.com/user/lifenoggin Life Noggin is a weekly animated educational series. Whether it's science, pop culture, history or art, we explore it all and have a ton of fun doing it. Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin https://www.LifeNoggin Life Noggin Team: Animation by Steven Lawson Voiced by: http://youtube.com/patdoesit Produced by: http://www.IanDokie.com Written by: https://www.youtube.com/coconutcab Sources: http://dujs.dartmouth.edu/news/why-does-your-skin-age#.VhFsrenXGkM http://www.medicinenet.com/boils/page3.htm http://health.howstuffworks.com/skin-care/problems/medical/question754.htm