Scientific review finds e cigarettes likely cause lung and oral cancer Lung cancer risks persist with e cigarette use after quitting tobacco smoking Vaping alters mouth microbes National Institutes of Health (NIH) E cigarettes are likely to cause lung cancer and oral cancer Does Vaping Cause Oral Cancer? Portland Perio Implant Center Australian researchers have issued one of the strongest warnings yet about vaping, saying a major review of evidence suggests e cigarettes are likely to cause lung and oral cancer. The review found signs