Should You Use Retinol While Slugging
Preparation Slugging has taken the social media sphere by storm in recent years—and it isn’t going anywhere any time soon. “The practice of ‘slugging’ is actually not new at all, but rather another word for a very old practice in dermatology called ‘occlusion,’” says Shadi Kourosh, M.D., a board-certified dermatologist at Sadick Dermatology and assistant professor at Harvard. This process involves covering dry, flaky areas of the skin with thick ointments like petroleum jelly, which help to moisturize and heal the skin barrier, she adds....