Background This systematic review of prospective longitudinal primary studies sought to
determine whether electronic cigarette (e-cigarette) use by teenagers who had never …

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 …

Importance The use of electronic cigarettes (e-cigarettes) and other noncigarette tobacco
products may increase the odds of cigarette initiation, even among low-risk youths. Objective …

BACKGROUND: There has been little research examining whether e-cigarette use
increases the risk of cigarette initiation among adolescents in the transition to adulthood …

Background Prevalence estimates of the use of tobacco, alcohol, illegal drugs, and
psychoactive medications and of substance-related disorders enable an assessment of the …

Objectives Lung cancer is the most common cause of cancer mortality worldwide and, while
tobacco smoke remains the primary cause, there is increasing concern that vaping and E …

Importance Approximately 90% of adult smokers first tried a cigarette by 18 years of age,
and even infrequent smoking in adolescence is associated with established adult smoking …

Introduction Available in hundreds of device designs and thousands of flavors, electronic
cigarette (ECIG) may have differing toxicant emission characteristics. This study assesses …

Background Electronic cigarettes (e-cigarettes) are rapidly emerging into a new trend
among adolescents, signaling a new époque, that of vapers. E-cigarettes are battery …

BACKGROUND: It has been shown that never-smoking adolescents who try electronic
cigarettes (e-cigarettes) are at increased risk of subsequent conventional cigarette smoking …