How to Quit Vaping, According to Experts The New York Times 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 E Cigarettes Vaping Information Nicotine e cigarettes reduce harmful chemical exposure, help smokers quit Penn State University Juul boosted: Study establishes e cigarettes as effective smoking cessation tool Vapes might be less harmful than traditional cigarettes and might help smokers quit smoking, but they are not safe, especially for individuals younger than 25 years old. Plus, much is still unknown