Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association How Bad Is Second Hand Vape Smoke Secondhand e cigarette aerosols expose kids to less nicotine Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Tobacco Smoke, Vaping, and Asthma AAFA.org Can I be Affected by Secondhand Vape Smoke? Secondhand cigarette smoke is a combination of smoke from the burning end of a cigarette and the smoke breathed out by smokers. Exposure to secondhand smoke has been linked to cardiovascular disease,