Secondhand smoke and secondhand aerosol Thirdhand Smoke Resource Center Protecting Californians 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. How secondhand smoke, thirdhand smoke & vaping affects kids Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association The Long term Effects of Vaping on Pulmonary Function RT