PDF) Electronic cigarettes: Product characterisation and design considerations FDA proposes broad rules for e cigarettes NIH funded studies show damaging effects of vaping, smoking on blood vessels National Institutes of Health (NIH) Common Sense FDA Vape Regulation AEI E Cigarettes: Flavored Products Fuel Campaign for Tobacco Free Kids Don't be fooled. E cigarettes are not a safe alternative to smoking, and they aren't proven to help people quit. Learn more: fda .gov tobacco products products ingredients components vaporizers e cigarettes and other electronic nicotine delivery systems