Are e cigarettes dangerous, or a better alternative to tobacco? Vapes cater to kids with flavored tobacco. Ohio must stop selling them 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 proving to be a danger to teens Everything you need to know about e cigarettes Vox Exposure to e cigarette advertising and young people's use of e cigarettes: A four country study