Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Exposure to second hand nicotine from VAPING doubles risk of young adults developing a wheeze Daily Mail Online What Are the Risks from Secondhand Vape Smoke? NVB Inc. Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Is Secondhand Vape Smoke Bad For Pregnancy? Experts Explain The Risks Secondhand Smoke and Electronic Cigarette Aerosols US EPA