Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN 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. Debunking 7 Myths About Secondhand Smoke Study: Children & Secondhand Smoke Exposure MD Spiro Second hand vape smoke linked to more asthma symptoms in kids The Dangers of Vaping and Second Hand Smoke to Children