Thirdhand Smoke Resource Center Protecting Californians 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 Is Vape Smoke Bad For Second Hand Evidence Mounts About the Health Impact of Second Hand Vaping Women who vape are more likely to have low birthweight babies, study shows UCLA