Amazon.com: Smok Device 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 The Effects of Smoking While Pregnant AND Resources to Quit Pregnancy Resource Center Mountain Grove, MO Does Vaping Cause Secondhand Smoke? Exposure to Thirdhand Smoke Harms the Health of Pregnant Women Thirdhand Smoke Resource Center Vape residue may harm unborn babies, mouse study suggests