Women who vape are more likely to have low birthweight babies, study shows UCLA Smoking or vaping during pregnancy can create risks for you and your baby. Quitting is the best thing you can do for you, your partner and your baby's health. If you Study finds vaping in pregnancy harms both mothers and babies Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn While vaping is not risk free, it is less harmful than tobacco Our World in Data Vaping and Smoking While Pregnant: Risks, Effects and More