E cigarettes are not a healthier alternative to cigarettes. They contain nicotine and many harmful ingredients that can cause cancer and heart disease. Since these products are relatively new, we don't know all Genetic evidence that e cigarettes increase cancer (and other disease) risk among young adults Stanton Glantz blog We were shocked': Vaping considerably increases lung cancer risk among people who smoke 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 Can e Cigs (eCigarettes) Cause Cancer? Berger Henry ENT