Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Is Secondhand Vape Smoke Bad for You? Baton Rouge General Secondhand vape exposure detectable in children's saliva, breath Contemporary Pediatrics Second hand vape smoke linked to more asthma symptoms in kids About one in four adults in California report being exposed to secondhand smoke or vape in the past two weeksoften on sidewalks, at home, and in recreational spaces like parks and beaches. Parents using e cigs expose kids to dangerous secondhand vapor Futurity