E cigarettes are likely to cause cancer, including in the lungs and mouth, according to a sweeping review of scientific evidence that challenges their positioning as a safer alternative to smoking. There is Cancer causing Chemical Formed in E cigarette Users School of Public Health University of Minnesota Supporting Tobacco Cessation on World Lung Cancer Dayand Beyond American Association for Cancer Research (AACR) Tabac et dpression : qui cause qui ? Doctissimo Vaping and your brain: What to know UT MD Anderson A young woman says doctors diagnosed her with lung cancer after years of heavily using disposable vapes, adding to growing fears around the long term health effects of vaping. According to the report,