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 Are E Cigarettes a Healthy Way to Quit Smoking? WSJ E Cigarettes Are Effective at Helping Smokers Quit, a Study Says The New York Times Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica Everything you need to know about e cigarettes Vox