Perception and the influence of information toward e cigarette smoking behavior 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 Strengthening the cognition of university students to refuse e cigarette use: A pilot randomized controlled trial of a peer to peer intervention E Cigarettes: Decoding What's Behind The Vapor Vaping