Protect Children Against Secondhand Smoke Hanley Foundation Second hand smoke is highly toxic. Here's what happens when pregnant women and their babies are exposed to second hand smoke. The risks of vaping near babies and children are often underestimated, but they are very real. E cigarette vapour can affect developing lungs, increase the risk of respiratory problems and compromise overall How Smoking Harms Your Child Smokefree Is Secondhand Vaping Something to be Concerned About? Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association