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. Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk Respiratory Therapy Secondhand e cigarette vape smoke exposure increased in last 4 years, contain harmful toxins: JAMA Network study ABC7 Chicago In secondhand vape, scientists smell risk American Heart Association Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase The risks of first hand and second hand vaping Eoleaf