Health Problems Caused by Secondhand Smoke Smoking and Tobacco Use CDC 2nd Hand Vape Smoke And Pregnancy 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 Is it safe to vape around babies & children? How it affects them Allen Carr's Easyway Secondhand Smoke Is a Risk for Pregnant and Breastfeeding Moms The Wellness Coalition