Study finds secondhand smoke may be source of lead exposure in children, adolescents Vital Record Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN PolitiFact When someone's vaping nearby, what are you breathing in? The risks of vape pens' secondhand aerosols Can You Get Second Hand Smoke from a Vape Risks & Facts Second hand vape smoke linked to more asthma symptoms in kids