How Vape Pens Could Threaten the Pot Legalization Movement Mother Jones Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America How a 14 year old boy became addicted to Spice through vapes Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Can you get second hand smoke from a vape