Second hand smoke is highly toxic. Here's what happens when pregnant women and their babies are exposed to second hand smoke. Smoking, vaping & pregnancy: in pictures Raising Children Network Asthma and Allergy Foundation Tobacco can be bad for your health even if you are not the one smoking. Breathing in the smoke can lead to many health problems. Vaping is Study uncovers the hidden dangers of secondhand vape exposure to children The risks of secondhand smoke Tommy's