Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Effect of second hand fumes from vaping on young lungs According to a Centers for Disease Control and Prevention (CDC) study, 40% of U.S. adults believe that children's exposure to secondhand aerosol from e cigarettes causes only some or little harm, and 5% Everything Vape Eliquidstop What is Thirdhand Smoke? Thirdhand Smoke Resource Center