The Effects Of Secondhand Smoke Tear Pad Health Edco Focused on the Facts: Secondhand Marijuana Smoke American Nonsmokers' Rights Foundation no smoke.org 2nd Hand Vape Smoke Effects Debunking 7 Myths About Secondhand Smoke Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN As e cigarette use grows, more research needed on long term effects of vaping American Heart Association