An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link Infographic: Dangers of E cigarettes & Toxicity UPMC HealthBeat Smoke without fire: What's the truth on e cigarettes? New Scientist The 101 on e Cigarettes Infographic American Heart Association 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