Vaping before, during and after pregnancy: leaflets and infographics ASH 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. 4 myths about vaping and pregnancy busted Your Pregnancy Matters UT Southwestern Medical Center Is vaping safer than smoking when you're pregnant? Experts weigh in BabyCenter Is Second Hand Vaping Harmful? EDGE Vaping Study finds vaping in pregnancy harms both mothers and babies