Importance The public health implications of e-cigarettes depend, in part, on whether e-
cigarette use affects the risk of cigarette smoking. Objective To perform a systematic review …

Inhalation of the toxic smoke produced by combusting tobacco products, primarily cigarettes,
is the overwhelming cause of tobacco-related disease and death in the United States and …

Background This paper describes the methods and conceptual framework for Wave 1 of the
Population Assessment of Tobacco and Health (PATH) Study data collection. The National …

Introduction US tobacco control policies to reduce cigarette use have been effective, but
their impact has been relatively slow. This study considers a strategy of switching cigarette …

Introduction This study assessed patterns of e-cigarette and cigarette use from Wave 1 to
Wave 2 among adult e-cigarette users at Wave 1 of the Population Assessment of Tobacco …

Background Electronic cigarettes (e-cigarettes) may help cigarette smokers quit smoking, yet
they may also facilitate cigarette smoking for never-smokers. We quantify the balance of …

As adolescents cross the threshold to young adulthood, they encounter more opportunities
to engage in or accelerate previously discouraged or prohibited behaviors. Young adults …

Introduction Even prior to 2018, electronic nicotine delivery systems (ENDS) began to
dramatically change the landscape of tobacco products and product use patterns in the …

Introduction: The public health impact of vaporized nicotine products (VNPs) such as e-
cigarettes is unknown at this time. VNP uptake may encourage or deflect progression to …

Abstract Introduction According to the National Youth Tobacco Survey (NYTS), youth e-
cigarette use (vaping) rose between 2017 and 2018. Frequency of vaping and concurrent …