Clark 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 Vaping before, during and after pregnancy: leaflets and infographics ASH Vape residue may harm unborn babies, mouse study suggests 2nd Hand Vape Smoke And Pregnancy The risks of secondhand smoke 2nd Hand Vape Smoke And Pregnancy In the United States, about 8% of all women who are pregnant smoke cigarettes, and another roughly 4% report using electronic cigarettes or vapes. To learn Vaping before, during and after pregnancy: leaflets and infographics ASH