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 E cigarettes: How they work, risks, and research Zombie' drug xylazine found in cannabis THC vapes in UK BBC News E cigarettes 'likely' to cause two different types of cancer due to 'tumour causing chemicals damaging DNA' Vaping and the use of e cigarettes are likely to cause cancer, according to a new study published by the University of New South Wales on 30 March. The study, which brought together E Cigarette effects on oral health: A molecular perspective ScienceDirect