Have you been thinking about trying vapes or e cigarettes? Think again! Most e cigarettes contain nicotine and other harmful substances. Some products claiming to be nicotine free have been found to contain nicotine. Nicotine Vaping: How E cigs Work (Infographic) Live Science Why Are E Cigarettes Safer Than Cigarettes Vape Blog Where There's Vapor, Is There Fire? We Need Evidence on E Cigarettes RAND Latest Cochrane Review finds high certainty evidence that nicotine e cigarettes are more effective than traditional nicotine replacement therapy (NRT) in helping people quit smoking Cochrane