Exposure to Thirdhand Smoke Harms the Health of Pregnant Women Thirdhand Smoke Resource Center Vaping and Pregnancy: Debunking Miscarriage Myths Vaping And Pregnancy TECC Blog Effects of Smoking During Pregnancy: What You Need to Know 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..