Troubling Case Links Vaping to Aggressive Lung Cancer French watchdog flags heart, lung and cancer risks as vape use grows RFI Does vaping cause lung cancer? Healthy You E Cigarettes and Vaping OHSU Scientists Warn: Vaping Likely Causes Cancer 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,