A decade ago, the most frequent opinion among smokers was that vaping was less harmful than tobacco. But ten years on, the opposite is true: over a third say that vapes are E Cigarettes: Good Idea? Bad Idea? BU Today Boston University Vaping as good as Chantix to help quit smoking: JAMA study STAT Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica