Are e cigarettes dangerous, or a better alternative to tobacco? E cigarettes proving to be a danger to teens Everything you need to know about e cigarettes Vox FDA raises legal age to buy tobacco products to 21 Vox 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 cigarette smoke found to contain toxic metals USC Today