Light smoking' before pregnancy can cause major health problems Health Effects of Maternal Exposure to Thirdhand Chemical Residue from Vape Aerosols Persist Long After Infancy Thirdhand Smoke Resource Center Is your wife, girlfriend or partner pregnant? Did you know second hand smoke is also dangerous for your baby? #SIPessex #smokinginpregnancy Vaping during pregnancy Tommy's Vaping before, during and after pregnancy: leaflets and infographics ASH Smoking, vaping & pregnancy: in pictures Raising Children Network