Many people think vaping is a safer option during pregnancy. But both smoking and vaping can affect a baby's oxygen, growth, and development. Here are some risks every expecting parent should know.. Is vaping safer than smoking when you're pregnant? Experts weigh in BabyCenter Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn Vaping and Pregnancy: Debunking Miscarriage Myths Study shows vaping nicotine while pregnant may impact fetal development