E cigarette Characteristics, Safety Issues, & Regulation Britannica Calling It Quits: Resources for Teenagers on Vaping and Nicotine Cessation Scripps Health E cigarettes remain the most commonly used tobacco product among middle and high school students in the United States, according to the Instagram About E Cigarettes (Vapes) Smoking and Tobacco Use CDC Vaping Information Substance Use Prevention Services Youth Services System, Inc. Youth Services System, Inc. The Synthetic Nicotine Loophole Fueling a Return to Teenage Vaping The New York Times