Vaping and smoking together increases lung cancer risk fourfold Evidence update on the cancer risk of vaping e cigarettes: A systematic review PET imaging shows greater lung inflammation in e cigarette users than cigarette smokers Introduction Recently, the use of e cigarettes has increased in Germany, including among youth, and threatens to compromise toba 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 Vaping, Environmental Toxicants Exposure, and Lung Cancer Risk