Juul, SMOK, elfbar: The real problem with vaping e cigarettes Vox Regulating the Tobacco and Nicotine Market in the American Public Interest: A Reform Agenda for the FDA American Enterprise Institute AEI 2.3% of US population reports current e cigarette use Vaping in America, by the Numbers Public Believes Nicotine Based Smoking and Vaping Products Are More Harmful Than Those Containing THC NORC at the University of Chicago Mapped: U.S. States With the Highest Teen Vaping Rates