In the United States, about 8% of all women who are pregnant smoke cigarettes, and another roughly 4% report using electronic cigarettes or vapes. To learn more about the dangers of smoking Smoking, vaping & pregnancy: in pictures Raising Children Network Fertility and Vaping: Impact of E Cigarettes on Men and Women Flyer: Vaping During and After Pregnancy Central District Health Second Hand Vape Smoke Pregnancy Pregnant parents told vaping doesn't harm unborn babies Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center