Dangers of drinking, smoking, vaping while pregnant UNM Health Blog Albuquerque, New Mexico 4 myths about vaping and pregnancy busted Your Pregnancy Matters UT Southwestern Medical Center 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, Nicotine Free Smoking: Health Risks You Should Know Max Hospital Light smoking' before pregnancy can cause major health problems