Can You Get Secondhand Smoke From a Vape or E Cigarette? Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign. Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase Secondhand vape exposure detectable in children's saliva, breath Contemporary Pediatrics Secondhand smoke and vape can trigger your child's asthma attacks. Smoking and vaping are unhealthy for everyone but especially harmful for people with asthma. Whether at home, in the car, or