EXCL: DailyMail.com's guide to quitting vaping and why it's so much harder than cigarettes Daily Mail Online E Cigarettes (Vapes) Smoking and Tobacco Use CDC Nicotine absorption from electronic cigarette use: comparison between first and new generation devices Scientific Reports Does Smoking and Vaping Affect Your Stamina During Treks? Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times