Vape Residue May Harm Unborn Babies' Immune Systems Respiratory Therapy Smok Novo Ceramic Pods Review Smok Novo Pro Pod Kit Review Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Does Vaping Cause Secondhand Smoke? 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