Nicotine products in any form, whether from cigarettes, vaping or chewing tobacco, pass into a mother's bloodstream and through the placenta to the growing baby. Quitting nicotine is hard for many people, Vaping in pregnancy Essential Parent 4 myths about vaping and pregnancy busted Your Pregnancy Matters UT Southwestern Medical Center Smoking, vaping & pregnancy: in pictures Raising Children Network Secondhand Smoke Is a Risk for Pregnant and Breastfeeding Moms The Wellness Coalition Does Vaping Cause Secondhand Smoke?