Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. E Cigs and Second Hand Vaping: Dangers and Protections More middle and high schoolers are getting exposed to secondhand vape aerosols, study indicates The Boston Globe While vaping is not risk free, it is less harmful than tobacco Our World in Data