E cigarettes: How they work, risks, and research F.D.A. Delays Decision on Juul's E Cigarettes but Orders Others Off the Market The New York Times E cigarettes lead to 'real' smoking by teens: review E Cigarettes More Successful in Helping Smokers Quit Respiratory Therapy New data show nearly 800,000 teens vaped for the first time in the past year, as FDA is set to announce first major decision to remove a popular e cigarette brand