More Americans Think E-Cigarettes Are Harmful, Study Says

(CNN) — More American adults perceive electronic cigarettes to be as harmful as or more harmful than regular cigarettes, according to a new analysis.
The researchers examined data from the Tobacco Products and Risk Perceptions Survey, administered by the Georgia State University Tobacco Center of Regulatory Science, and the Health Information National Trends Survey, administered by the National Cancer Institute; both are nationally representative surveys administered to US adults every yea