Is Second Hand Vape Smoke Bad For You? Learn How to Avoid its Side Effects Social Media Just Breathe Indiana Second hand vape smoke linked to more asthma symptoms in 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 Smoke and Electronic Cigarette Aerosol Resources US EPA