Secondhand Vape Exposure: Effects, Who's at Risk, and More Vaping may be an effective way to quit smoking during pregnancy New Scientist Second Hand Smoke and Pregnancy American Pregnancy Association Exposure to Thirdhand Smoke Harms the Health of Pregnant Women Thirdhand Smoke Resource Center Tobacco Smoke, Vaping, and Asthma AAFA.org Tobacco Smoke, Vaping, and Asthma AAFA.org