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 Cigarettes and Secondhand Aerosols Smoke Free At Home NM Thirdhand Smoke Resource Center Protecting Californians Complete Guide to Secondhand Vaping Devices Vape Direct Secondhand e cigarette vape smoke exposure increased in last 4 years, contain harmful toxins: JAMA Network study ABC13 Houston Is Second Hand Vape Smoke Bad For You? Learn How to Avoid its Side Effects