The Side Effects and Cancer Risk Associated with Vaping Former smokers who vape now still need to be screened for lung cancer. Many of them aren't E cigarettes cause lung cancer in mice, finds first study tying vaping to cancer E Cigarette Vapor Linked to Lung Cancer in Mice New Study Shows Vaping Causes Mouth and Lung Cancer What Does the Science Say? This headline is powerful but it needs context. E cigarettes (vapes) expose users to fewer toxins than