Hidden Dangers of Secondhand Vaping Emory Health Digest Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk Respiratory Therapy Health experts say not to 'vape' around children, because the secondhand aerosol (it isn't vapor) from e cigs isn't safe for them Kentucky Health News 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.