According to the Pew Research Center, nearly one third of adults in the U.S. have a tattoo, and 22% have more than one. What happens to our skin when we get a tattoo and what makes them permanent? Alan Pang, M.D., Texas Tech Physicians surgeon specializing in burn would, trauma and critical care, is our guest expert for this episode. Dr. Pang answers our question about protecting our skin when we get tattoos or remove them, and offers alternatives to covering up or erasing scars.