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 E cigarettes: The Basics Tobacco Tactics Nicotine use among young people is evolving. New research shows more youth are using multiple nicotine products at the same timemost commonly cigarettes and e cigarettes, with a growing rise in combining vapes New e cigarette laws could drive some users to smoke more cigarettes Vaping: How E cigs Work (Infographic) Live Science Electronic Cigarettes and Your Health: Maritza O Jenkins, DMD: General Dentist