harmful effects of electronic cigarettes The Dangerous Truth Behind E-Cigarettes Electronic Nicotine Delivery Systems (ENDS),

[I]t is appropriate to consider potential hazards of e-cigarettes, the authors wrote, but they emphasized that this analysis should be carried out relative to the impacts of smoking: [A]s smoking cessation is associated with a reduction in respiratory symptoms in people with respiratory disease, many smokers who switch to an e-cigarette are likely to experience improvements in respiratory symptoms

Lung cancer trends in young adults: an early indicator of progress in tobacco control (United States)

have already banned the sale of menthol cigarettes

Merchants of Doubt: How a Handful of Scientists Obscured the Truth on Issues from Tobacco Smoke to Global Warming