Teens inhale cancer causing chemicals in e cigarettes E cigarettes may be helping thousands a year to quit smoking, but Stop Smoking Services are still the best option Tobacco, E Cigarettes, and Vaping Oncology Nursing Society E cigarettes: 'cancer risk close to zero' Bhekisisa 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