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 Smoking (Cigarettes and Vaping) Vaping among teens declines, but health risks and addiction remain a concern News What chemicals are in a cigarette? What does smoking do to your body? Cancer Research UK Who Vapes? Correlates of E Cigarette Use in U.S. College Students Nova Science Publishers