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 Green Smoke E Cigarettes Review PCMag How are Non Combusted Cigarettes, Sometimes Called Heat Not Burn Products, Different from E Cigarettes and Cigarettes? FDA Recent Federal and State Actions to Limit Flavored Tobacco Products ASTHO E Cigarette and E Liquid Regulations in the United States: An Overview Enforcement, regulatory gaps hamper crackdowns on youth vaping