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 The risks of smoking electronic cigarettes > Little Rock Air Force Base > Article Display Magic Mist Disposable Electronic Cigarette FDA permits the marketing of an e cigarette for the first time, paving the way for vaping products to be legally sold in the U.S. Roswell Park Comprehensive Cancer Center Buffalo, E Cigarette How E Cigarettes Work, Health Risks & Teen Use