Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Vaping May Be More Dangerous Than Cigarette Smoking, Studies Show University Hospitals Four In Ten Smokers Wrongly Believe Vaping Is As Harmful or Worse Than SMOKO E Cigarettes 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, While vaping is not risk free, it is less harmful than tobacco Our World in Data Will Vaping Lead Teens to Smoking Cigarettes? Johns Hopkins Medicine