According to the report published on NBER, there are four times as many nicotine replacement therapy ads than e-cigarette commercials around, and the researchers concluded that if more of the latter were could be seen, more smokers would quit. The researchers surveyed 25,000 individuals between 2013 and 2015, inquiring about their smoking status, whether they … Continue reading US study finds that e-cig adverts may encourage smokers to quit