Does Nicotine Affect Birth Control? Birth Control and Smoking: Risks to Your Health Johns Hopkins Medicine A new study from The Ohio State University found that vaping during pregnancy, even without nicotine, can change a baby's skull and face shape. Researchers exposed pregnant mice to common vape liquids Vaping doesn't harm pregnant women or babies: shocking study Birth Control and Smoking: Risks to Your Health Johns Hopkins Medicine The Dangers of Mixing Birth Control with Cigarettes