Targeting Nonsmokers to Help Smokers Quit: Features of a Large-scale Intervention.

Smoking continues to be a major public health problem, despite a substantial decline in prevalence rates over the last decades. Quit smoking interventions typically target smokers, whether through individual or group treatment or through broader public health campaigns. Yet, nonsmokers represent a vast and largely untapped resource to help smokers quit.

The use and perception of electronic cigarettes and snus among the U.S. population.

Background: E-cigarettes have generated controversy in the tobacco control field similar to that of Swedish snus, which came to the U.S. market six years earlier.