E cigarette users may be less likely to quit smoking, says a new study Fox News Is Vaping Better Than Smoking? American Heart Association Reasons for use of e cigarettes Tobacco Use in Canada University of Waterloo FDA nicotine rule could make cigarettes less addictive. That scares me E cigarette users less likely to quit smoking, study says FOX 5 San Diego & KUSI News Vaping: The Facts Health Improvement Commission