The dangers of electronic cigarettes Article The United States Army Vaping Could Make You 40 Percent More Likely to Get Respiratory Disease The Brink Boston University E cigarettes: effective cessation tool or new gateway to smoking tobacco? UICC Teens who use flavored e cigarettes more likely to start smoking Harvard Health E Cigarettes Are Effective at Helping Smokers Quit, a Study Says The New York Times Health leaders welcome FDA action on e cigarettes UT Health San Antonio