blu Vapes Help Smokers Cut Down, New Studies Find Tobacco Reporter PDF) A Qualitative Study of Vape Shop Operators' Perceptions of Risks and Benefits of E Cigarette Use and Attitude Toward Their Potential Regulation by the US Food and Drug Administration, Florida, Georgia, South NIH funded studies show damaging effects of vaping, smoking on blood vessels National Institutes of Health (NIH) Lung Health and Vaping