How secondhand smoke, thirdhand smoke & vaping affects kids E Cig Vapor Or Secondhand Smoke: Which Is Worse For You? 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 E Cigarette Exposure May Increase Risk of Atopic Dermatitis in Children Pharmacy Times Second hand smoke is highly toxic. Here's what happens when pregnant women and their babies are exposed to second hand smoke. How secondhand smoke, thirdhand smoke & vaping affects kids