What are electronic cigarettes (e cigarettes)? Simple and Practical Mental Health 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 E Cigarettes And Vaping Q&A Health BeatHealth Beat Restricting flavored e cigarettes cuts vaping rates but raises smoking rates for young adults, study finds Severe restrictions to be placed on the sale of most e cigarettes: FDA pennlive.com