In secondhand vape, scientists smell risk American Heart Association Early research says secondhand smoke from vaping may not be as bad as cigarettes, but it's still not harmless. https: fox59.com news national world does vaping cause secondhand smoke doctors explain the side effects Tobacco Smoke, Vaping, and Asthma AAFA.org Secondhand Smoke and Electronic Cigarette Aerosols US EPA Is Second Hand Vapor from E Cigarettes Dangerous? [Infographic] The Local Brand Juul study shows secondhand vaping emissions are less toxic than cigarette smoke