The Public Health Case for E Cigarette Flavors New clinical guidelines in the UK are reinforcing what a growing body of scientific evidence has already shown: vaping can be an effective tool to help smokers quit. According to the new E Cigarettes: They May Help People to Quit Smoking, But What About Harm to Public Health? Electronic Cigarette Blog Promotes E cigarettes as Smoking Cessation Download Scientific Diagram Latest Cochrane Review finds high certainty evidence that nicotine e cigarettes are more effective than traditional nicotine replacement therapy (NRT) in helping people quit smoking Cochrane E cigarettes more effective than other smoking cessation aids, new review finds Nuffield Department of Primary Care Health Sciences University of Oxford