SA Health Smoking and vaping during pregnancy can be harmful to your unborn baby. The chemicals in cigarettes and vapes can damage your baby's Instagram SA Health Smoking and vaping during pregnancy can be harmful to your unborn baby. The chemicals in cigarettes and vapes can damage your baby's Instagram Frontiers Publishing Partnerships Prenatal nicotine exposure during pregnancy results in adverse neurodevelopmental alterations and neurobehavioral deficits Study shows vaping nicotine while pregnant may impact fetal development Avoid Impairment Safe Sleep Academy Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn