Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Doll head no like juuling or vaping. Baby prefer a good filtered smoke. Stock Photo Adobe Stock 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 Would you know if your kid was vaping? Michigan Medicine Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC