Is It Safe To Smoke A Vape Around A Pregnant Woman? Vaping & Pregnancy Vape Smoke Free Smoking, vaping & pregnancy: in pictures Raising Children Network Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn While vaping is not risk free, it is less harmful than tobacco Our World in Data Second hand smoke is highly toxic. Here's what happens when pregnant women and their babies are exposed to second hand smoke.