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 Vaping During Pregnancy: Nicotine, Cannabis, CBD Study finds vaping in pregnancy harms both mothers and babies Women should give up vaping if they want to get pregnant, study suggests Vaping The Guardian Should you vape when pregnant? Does it harm your baby? MadeForMums