The Dangers of Vaping and Second Hand Smoke to Children Study: Children & Secondhand Smoke Exposure MD Spiro Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. Children and hospital patients deserve protection from second hand smoke. Our plans will make playgrounds and areas outside schools and hospitals smoke free, as well as introducing new vape free places. Have your say here: Debunking 7 Myths About Secondhand Smoke