Health Issues What's the Harm? Texas DSHS Vaping, Environmental Toxicants Exposure, and Lung Cancer Risk A scientific review has raised fresh concerns about the long term cancer risks of vaping, concluding that e cigarettes are probably carcinogenic, while also acknowledging significant gaps in the evidence. The analysis of reviews Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Can vaping cause cancer? The evidence suggests it might NZ Herald Vaping may not contain tobacco, but that doesn't mean it's harmless. E cigarettes still expose your lungs to nicotine and a mix of chemicals that have been linked to lung disease, heart issues,