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Electronic Vapor Products, Marijuana Use, Smoking, and Asthma in US Adolescents

YY Han, F Rosser, E Forno, JC Celedon. J Allergy Clin Immunol . 2020;145(3):1025–1028.e6

Consumption of e-cigarettes can lead to cigarette smoking and use of other combustible products, but little is known about concurrent use of e-cigarettes, marijuana, and cigarettes in adolescents. Use of e-cigarettes has been associated with symptoms and exacerbations of asthma and the authors hypothesized that e-cigarette use would be associated with asthma in adolescents, and that such association would be stronger when e-cigarette use is combined with marijuana and/or cigarette smoking.

Data from the Youth Risk Behavior Surveillance (YRBS) system from 2015 …