The risks of smoking electronic cigarettes > Little Rock Air Force Base > Article Display 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 Vaping refers to the use of an electronic cigarette, or other vaping device, to breathe in an aerosol, often containing nicotine, flavouring and other chemicals. Unlike cigarette smoking, vaping doesn't burn tobacco. How E Cigarettes Affect Your Body April 7, 2014: What are electronic cigarettes and why are they so popular? Tennessee Poison Center FREE 24 7 Poison Help Hotline 800.222.1222 E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA