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. While vaping is not risk free, it is less harmful than tobacco Our World in Data Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase Secondhand smoke and secondhand aerosol Vaping may be causing irreversible harm to children's health, doctors say Vaping The Guardian