TY - JOUR T1 - Evolving chemical landscape of e-cigarettes, 2021 JF - Tobacco Control JO - Tob Control DO - 10.1136/tobaccocontrol-2021-056808 SP - tobaccocontrol-2021-056808 AU - Elise Hickman AU - Ilona Jaspers Y1 - 2021/07/21 UR - http://tobaccocontrol.bmj.com/content/early/2021/07/29/tobaccocontrol-2021-056808.abstract N2 - Despite more than a decade of research on the health effects of e-cigarettes, there is still much that is unknown about how the chemicals in e-cigarettes may impact human health. One of the major challenges in e-cigarette research is keeping up with the wide variety of devices and e-liquid formulations available on the market. Recently, disposable e-cigarettes, such as Puff Bar and Puff Plus, skyrocketed in popularity following the Food and Drug Administration’s (FDA) restrictions on flavoured, cartridge-based products, such as JUUL. While the ban on flavoured, cartridge-based e-cigarettes was intended to reduce the appeal of e-cigarettes to youth, in reality, youth simply switched to disposable products that were not included in the flavour ban. This notion is supported by data from the 2020 National Youth Tobacco Survey, which indicates that between 2019 and 2020, the percentage of high school e-cigarette users who used disposable e-cigarettes increased from 2.4% to 26.5%.1Data presented in the recent paper ‘Flavor chemicals, synthetic … ER -