E cigarette smoke damages DNA and reduces repair activity in mouse lung, heart, and bladder as well as in human lung and bladder cells PNAS A major new review of more than 100 scientific studies is raising serious concerns about vaping. Researchers found growing evidence that e cigarettes are likely linked to lung and oral cancers, along with Electronic Cigarettes Induce Mitochondrial DNA Damage and Trigger TLR9 (Toll Like Receptor 9) Mediated Atherosclerosis Arteriosclerosis, Thrombosis, and Vascular Biology A new study has revealed that vaping damaged the DNA of its users in a similar way to smokers who develop cancer. A tea of researchers at University College London found that Broad evidence implicates e cigarettes as a cause of cancer Stanton Glantz blog