Tobacco Smoke, Vaping, and Asthma AAFA.org 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, Wisconsin has new restrictions on vapes. Tell us what you think of them Secondhand Vape Exposure: Effects, Who's at Risk, and More How long does vape smoke stay in the air? Does cannabis create thirdhand smoke? Thirdhand Smoke Resource Center