Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY Lung Injuries Associated with Use of Vaping Products FDA Can vaping help wean people off cigarettes? Anti smoking advocates are sharply split : Goats and Soda : NPR What science says about vaping risks The Examination What's the Harm in Vaping? My Best Smile Dentist Baden Mars PA Vaping substantially less harmful than smoking, largest review of its kind finds King's College London