Vaping and Lung Cancer Screening Capitol Imaging Services A scientific review has raised fresh concerns about the long term cancer risks of vaping, concluding that e cigarettes are probably carcinogenic, while also acknowledging significant gaps in the evidence. The analysis of reviews Teens inhale cancer causing chemicals in e cigarettes Vapes And Cancer New research from UNSW Sydney confirms vaping is likely to cause lung and oral cancer. The study shows these devices pose a direct risk, regardless of tobacco history.