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 Introduction Recently, the use of e cigarettes has increased in Germany, including among youth, and threatens to compromise toba E Cigarette Vapor Linked to Lung Cancer in Mice E cigarettes: 'cancer risk close to zero' Bhekisisa