Secondhand smoke Public Health County of Santa Clara 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 regulation of CFTR and immune function in cystic fibrosis American Journal of Physiology Lung Cellular and Molecular Physiology American Physiological Society Tobacco Smoke, Vaping, and Asthma AAFA.org Is Second Hand Vape Harmful Children At Risk: Emory Study Uncovers The Hidden Dangers Of Secondhand Vape Exposure Second Hand Vaping Vs Smoking Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association