New Study Shows Vaping Causes Mouth and Lung Cancer What Does the Science Say? This headline is powerful but it needs context. E cigarettes (vapes) expose users to fewer toxins than Sevrage de la cigarette lectronique : des informations sur Internet insuffisamment lisibles pour tous Does Vaping Cause Lung Cancer? Health effects and known pathology associated with the use of E cigarettes ScienceDirect What chemicals are in a cigarette? What does smoking do to your body? Cancer Research UK