Parents using e cigs expose kids to dangerous secondhand vapor Futurity Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Secondhand vape plumes could form lung damaging radicals American Chemical Society