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, Tobacco Smoke, Vaping, and Asthma AAFA.org 4 myths about vaping and pregnancy busted Your Pregnancy Matters UT Southwestern Medical Center Frontiers Publishing Partnerships Prenatal nicotine exposure during pregnancy results in adverse neurodevelopmental alterations and neurobehavioral deficits