People who both smoke and vape have lower odds of quitting nicotine UPI.com Vaping is significantly more effective at helping people quit smoking than gum or lozenges The Brighter Side of News E cigarettes increase harm to smokers, so should not be promoted as a harm reduction strategy (in 10 slides) Stanton Glantz blog 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