Major Study Says E Cigarettes Can Help Smokers Quit Can Vaping Help Smokers Quit? The Real Story from a Real Story RAND 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 Do E Cigarettes Help Smokers Quit? Live Science