Vaping Zero Nicotine While Pregnant New Directions for Women Vaping may seem safer than smoking, but it's not risk freeespecially for your baby. Nicotine, heavy metals, and other toxic chemicals in e cigarettes can affect fetal growth, brain development, and long term health. Even While vaping is not risk free, it is less harmful than tobacco Our World in Data Vaping during pregnancy research: Dr. Alexandra Nol is on a mission to help improve public health in Louisiana and beyond by uncovering how vaping during pregnancy affects the respiratory health of both Frontiers Publishing Partnerships Prenatal nicotine exposure during pregnancy results in adverse neurodevelopmental alterations and neurobehavioral deficits