Quitting Tobacco Grays Harbor County Public Health E cigarettes can help people quit smoking but may be gateway for non smokers, studies suggest ABC News Can Electronic Cigarettes Really Help You Quit Smoking? Tastefog Study: E Cigarettes Help Smokers Quit Nicotine e cigarettes reduce harmful chemical exposure, help smokers quit Penn State University Vaping is not replacing smoking. It is often added to it. This is called dual use. Nearly half of e cigarette users still smoke cigarettes. What this means: Smoking continues alongside vaping