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. Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Secondhand vape exposure: Risks and side effects