Context Rapid developments in e-cigarettes, or electronic nicotine delivery systems (ENDS),
and the evolution of the overall tobacco product marketplace warrant frequent evaluation of …

Methods Initial searches conducted via PubMed using the key words electronic cigarette, e-
cigarette, and electronic nicotine delivery systems yielded 151 studies (Figure 2). Seventy …

Introduction Given the lack of regulation on marketing of electronic cigarettes (e-cigarettes)
in the United States and the increasing exchange of e-cigarette-related information online, it …

BACKGROUND AND OBJECTIVE: Currently, the US Food and Drug Administration does not
regulate electronic cigarette (e-cigarette) marketing unless it is advertised as a smoking …

Objective Noncigarette tobacco products are increasingly popular. Researchers need to
understand multiple tobacco product use to assess the effects of these products on …

The use of vaporized nicotine products (VNPs), especially e‐cigarettes and, to a lesser
extent, pressurized aerosol nicotine products and heat‐not‐burn tobacco products, are …

Introduction Adolescents' use of electronic cigarettes (e-cigarettes) and exposure to e-
cigarette TV advertising have increased in recent years, despite questions about their safety …

BACKGROUND: Electronic cigarette (e-cigarette) use among US students increased
significantly during 2011 to 2014. We examined the association between e-cigarette …

Introduction: Use of electronic nicotine delivery systems (ENDS), including electronic
cigarettes (e-cigarettes), is increasing. One concern is the appeal of these products to youth …

Background:“Expectancies,” or beliefs about outcomes, robustly correlate with and predict
several behaviors including electronic nicotine delivery system (“e-cigarette”) use. However …