U.S. lawmakers look to crack down on e cigarettes and vapes Vape Nation Digitizing the World's Largest Tobacco Market Pandaily Vrai ou faux : la cigarette lectronique est elle un danger pour la sant ? SRU researchers investigating effects of e cigarette use Slippery Rock University Adults worry e cigarettes will encourage kids to start smoking tobacco National Poll on Children's Health More e cigarettes are entering the market, with increasingly high concentrations of nicotine