Vaping more effective than patches for pregnant women, study finds Dr Colin Mendelsohn Second hand smoke poses significant risks not only to adults but also to unborn babies. Eliminating exposure to second hand smoke during pregnancy is essential for the health of both mother and child, as Vape Residue May Harm Unborn Babies' Immune Systems Respiratory Therapy E Cigarettes (Vapes) Smoking and Tobacco Use CDC Is it safe to vape around babies & children? How it affects them Allen Carr's Easyway Animal Study Shows Harmful Effects of Secondhand Smoke Even Before Pregnancy Duke Health