We've updated our vaping during pregnancy resource. Created in partnership with ASH, the Royal College of Midwives and Sands, the infographic has important guidance around vapes and pregnancy. The resource is now Many people think vaping is a safer option during pregnancy. But both smoking and vaping can affect a baby's oxygen, growth, and development. Here are some risks every expecting parent should know.. Is Vaping Worse Than Smoking? St. Vincent's Medical Center Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn Women who vape are more likely to have low birthweight babies, study shows UCLA Light smoking' before pregnancy can cause major health problems