Early research says secondhand smoke from vaping may not be as bad as cigarettes, but it's still not harmless. https: fox59.com news national world does vaping cause secondhand smoke doctors explain the side effects What Are the Risks from Secondhand Vape Smoke? NVB Inc. Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Secondhand Smoke Vermont Department of Health Exposure to secondhand vaping fumes among teens raises concerns UPI.com