Vaping vs. smoking: Long term effects, benefits, and risks 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, Vaping: The Good, the Bad and the Popcorn Lung MPH Online Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the Rethinking Vaping