E cigarettes can help people quit smoking but may be gateway for non smokers, studies suggest ABC News 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 liquide Summer Holiday de JNR sur Taffe elec JNR PowerMate 30K Reusable Vape Best Sale Vapesourcing The really interesting thing we found was that vaping may also encourage people who don't even want to stop smoking, to eventually quit Dr Caitlin Notley University of East Anglia