Adverse effects of electronic cigarettes on the disease naive oral microbiome Science Advances E cigarettes cause 'significantly less damage to our DNA than cigarettes' 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 Vaping harms your health Cancer Institute NSW Vaping and e cigarettes could 'harm your DNA' and 'increase risk of cancer' Arab News Electronic cigarette smoke could damage your DNA