Do e cigarettes help or harm? Jury's still out, panel says CBS News Unveiling the Truth: E Cigarette Review Insights The Absolute Best E Cigarettes (Top Brands Tested) The Evidence Doesn't Say That: On the New E Cigarette Carcinogenicity Review Blog Yusuff Adebayo Adebisi A scientific review has raised fresh concerns about the long term cancer risks of vaping, concluding that e cigarettes are probably carcinogenic, while also acknowledging significant gaps in the evidence. The analysis of reviews E cigarettes help smokers quit, Cochrane review confirms The BMJ