Secondhand Smoke vs Vape: What the Science Says 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. Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA Secondhand Vape Exposure May Be Risky for Asthmatic Teens UCT Lung Institute Project Filter Secondhand Vape Informational Poster #2 Idaho Health Tools