Will Vaping Lead Teens to Smoking Cigarettes? Johns Hopkins Medicine Four In Ten Smokers Wrongly Believe Vaping Is As Harmful or Worse Than SMOKO E Cigarettes Health Issues What's the Harm? Texas DSHS Dangers of Vaping Poster Anti Vaping Education Chart AnatomyStuff Many people believe that vaping is less harmful than smoking, but that's a common misconception. In fact, in addition to nicotine, vapes can contain toxic chemicals that could be linked to cancer,