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 What's in an E Cigarette? American Lung Association E cigarettes and vaping DrugWise The Health Risks Of E Cigarettes Versus Traditional Cigarettes Henry Ford Health Detroit, MI Vaping Related Illness and Lung Disease NEJM E cigarettes: How they work, risks, and research