Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center In the United States, about 8% of all women who are pregnant smoke cigarettes, and another roughly 4% report using electronic cigarettes or vapes. To learn more about the dangers of smoking We've updated our vaping during pregnancy resource. Created in partnership with ASH, the Royal College of Midwives and Sands, the infographic has important guidance around vapes and pregnancy. The resource is now Vaping and Pregnancy journeyworks.com Does Vaping Cause Secondhand Smoke? Vape residue may harm unborn babies