Smoking, vaping, hookah & e cigs Power to the Parent Electronic cigarettes use and 'dual use' among the youth in 75 countries: estimates from Global Youth Tobacco Surveys (20142019) Scientific Reports The Impact of E Cigarette Use on Teen Smoking: A Study Analysis Studocu Since their introduction in Europe in 2006 and the U.S. in 2007, the use of e cigarettes a.k.a., vapes has skyrocketed. A recent review from researchers in Australia found the results