About E Cigarettes (Vapes) Smoking and Tobacco Use CDC 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 Is Vaping Safe? An Expert Weighs in on E Cigarette Use E cigarettes, heated tobacco and smokeless tobacco products European Lung Foundation Nonnicotine vapes may be marketed as safe, but many still contain chemicals, have unknown health effects, and aren't FDAregulated. Teens are using them more ofteneven alongside nicotine vapes. No ecigarette is riskfree. E Cigarettes: Safe Alternative To Smoking Or Gateway To Nicotine Addiction? KPBS Public Media