[ Fact Sheets >Yale Medicine Fetal exposure to e-cigarettes can adversely affect the development of the fetus in pregnant women. Exposure to emissions from e-cigarettes also poses risks to bystanders. E-cigarettes may help nonpregnant adults quit smoking cigarettes if they are used as a complete substitute for all smoked tobacco products. However, e-cigarettes are not currently approved by the FDA to help people quit smoking. If you are using e-cigarettes for smoking cessation, it is important to make a plan to quit vaping. Prior to that, it was the Wild West, where a variety of companies started making and selling products with their own personal spin. Per the survey, 10.0% of students (2.80 million) reported current use of any tobacco product