E Cigs and Second Hand Vaping: Dangers and Protections 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 Tobacco Smoke, Vaping, and Asthma AAFA.org Asthma and Allergy Foundation Tobacco can be bad for your health even if you are not the one smoking. Breathing in the smoke can lead to many health problems. Vaping is Secondhand vape exposure: Risks and side effects