Secondhand smoke comes from more than just cigarettes. From vapes to cannabis to hookah, secondhand smoke from all products can expose people to harmful chemicals and pollutants. In this blog, Onjewel Smith How can I protect my child from thirdhand smoke in homes? Thirdhand Smoke Resource Center Should I Be Concerned About Secondhand Vaping? Secondhand smoke and secondhand aerosol Secondhand vape exposure regulation of CFTR and immune function in cystic fibrosis American Journal of Physiology Lung Cellular and Molecular Physiology American Physiological Society While vaping is not risk free, it is less harmful than tobacco Our World in Data