British Journal of Midwifery Electronic cigarettes for smoking cessation in pregnancy: a nationwide mixed methods study British Journal of Midwifery Exposure to vaping in utero can change baby's face, skull: study Nicotine products in any form, whether from cigarettes, vaping or chewing tobacco, pass into a mother's bloodstream and through the placenta to the growing baby. Quitting nicotine is hard for many people, New study shows common vape ingredients deform fetal mouse skulls. Even if they are nicotine free. Researchers at The Ohio State University, led by anatomist James Cray, exposed pregnant mice to the base