What You Need to Know About Smoking and Lung Cancer Vaping vs. smoking: what are the risks? Pacific Life Re 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 E Cigarettes and Associated Health Risks: An Update on Cancer Potential Clinical Oncology Society of Australia concludes E cigarettes are likely to cause lung cancer and oral cancer Stanton Glantz blog The Side Effects and Cancer Risk Associated with Vaping