Vaping Damages DNA and Increases Lung Cancer Risk In Mice Technology Networks Many students believe that vaping harmless, which is far from the truth. Vape pens can contain potentially harmful substances such as chemicals linked to lung disease, cancer causing chemicals, heavy metals such as Strong evidence shows vaping likely causes cancer. Time to rethink that vape? #FlyingKetchup 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 New research released today from UNSW has shown the strongest evidence yet that vaping likely causes cancer, with early signs like DNA damage already detected. While the long term evidence is still emerging, Can Vapes cause Lung Cancer? Eliquidstop