Tobacco Smoke, Vaping, and Asthma AAFA.org Secondhand vape exposure detectable in children's saliva, breath Contemporary Pediatrics Secondhand Smoke and Electronic Cigarette Aerosols US EPA 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. Second Hand Vaping: Minimal Impact Compared to Smoking Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London