How Do Electronic Cigarettes Work? UPMC HealthBeat 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 Did you know E cigarettes are targeting youth and becoming trending, recent study found E cigs may encourage conventional cigarette use in youth. An e cigarette is a battery operated device that heats liquid nicotine, flavoring, and other additives to create an aerosol. This JAMA Patient Page describes e cigarettes and the potential health effects of vaping. https: ja.ma 4dbZqrL