Should I Be Concerned About Secondhand Vaping? Project Filter Secondhand Vape Informational Poster #1 Idaho Health Tools 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 Vape Exposure: Effects, Who's at Risk, and More Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC