Vaping Around Babies How Secondhand Vapor Smoke Can Harm Kids 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 Secondhand Vaping Poses Hazard to Children Clinical Advisor Secondhand smoke is harmful. Children exposed to secondhand smoke are at a 50 to 100% higher risk of acute respiratory illness. Say NO TOBACCO! Can You Get Second hand Smoke From A Vape Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky