What Happens When You Quit Smoking and Start Vaping? . ? Many think vaping is the safer option, but the truth is that it can lead to severe lungs conditions, including pneumothoraxa lung collapse Vaping Impairs Vascular Function, Even Without Nicotine, Study Finds Can vaping help wean people off cigarettes? Anti smoking advocates are sharply split : Goats and Soda : NPR What Does Vaping Do to Your Lungs? Johns Hopkins Medicine