E cigarettes and harm reduction: An evidence review RCP The Cochrane Review of behavioural interventions for smoking cessation, explained ASH Policy must move from uncertainty to evidence based., MYTH: We dont have enough long term data on vaping, so we can't be sure it's a safer alternative., REALITY: This claim no longer applies when Cochrane Collaborative concludes e cigs as medical interventions help smokers quit (again) while continuing to ignoring stronger more relevant real world evidence that they don't Stanton Glantz blog E cigarettes, varenicline and cytisine are the most effective stop smoking aids, analysis of over 150,000 smokers reveals Cochrane