Vaping Around Kids Puts Their Health at Risk Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Toxic Thirdhand Smoke Residue Reaches Many Children Even in Nonsmoking Homes Research Horizons Avoid Impairment Safe Sleep Academy Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Secondhand vape exposure: Risks and side effects