Secondhand smoke and secondhand aerosol 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. Knowledge is protection. As a parent, I make it a point to talk to my kids about the dangers of smoking and vaping, not just once, but regularly. I show them real Vape put into a baby's mouth uploaded to social media, infant then expires smoke 7NEWS YouTube