A comprehensive review of recent peer reviewed research provides the strongest evidence to date that using electronic cigarettes likely causes both oral and lung cancers in humans. https: modernsciences.org vaping likely causes oral lung cancer april Does Vaping Doesn't Damage Your DNA? Prof. Peter Hajek Responds Ecigclick Two top cancer organizations highlight how e cigarettes are linked with early steps in cancer development and call for flavor bans : r science Lung cancer risks persist with e cigarette use after quitting tobacco smoking E Cigarette Vapor Linked to Lung Cancer in Mice New research shows e cigarette use up sharply among younger adults in US during EVALI outbreak and COVID 19 pandemic