Vaping cannabis found to expose lung cells to toxic and cancer linked substances E cigarette vapor linked to cancer in mice National Institutes of Health (NIH) Australia Adds Vape Graphic Warnings Tobacco Reporter VAPING IS NOT SAFE AND THE CANCER WARNING IS NOW MUCH STRONGER For years, vaping was sold as the safer option. But safer than cigarettes does not mean safe. A major Vaping Leads Lung Disease Cancer Lungs : image vectorielle de stock (libre de droits) 2588641363 Shutterstock Can vaping cause cancer? The evidence suggests it might.