Lung cancer risks persist with e cigarette use after quitting tobacco smoking Toxicity, Chemistry, and Public Health Relevance of Emerging Nicotine Analog Vapes, Pods, and Pouches Chemical Research in Toxicology The Teen Vaping Crisis California Teachers Association Health effects and known pathology associated with the use of E cigarettes ScienceDirect While vaping is not risk free, it is less harmful than tobacco Our World in Data