Many Young Adults Who Began Vaping as Teens Can't Shake the Habit KFF Health News 5 Vaping Facts You Need to Know Johns Hopkins Medicine Secondhand Vaping: E Cigarettes Pose a Risk to More Than Just the User Eastburn Hypnotherapy Center Denver, CO High Nicotine Vapes Don't Increase Nicotine Use Compared With Smoking, Study Finds Vaping: The tricks and loopholes e cigarette and tobacco industries use to target young people ABC News When People Both Vape and Smoke, They Don't Swap Cigarettes for E Cigs