E cigarettes accelerate lung colonization of breast cancer cells. A. Download Scientific Diagram 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 Vaping may 'wake up' cancer cells and trigger wave of disease in a decade's timeVaping may 'wake up' cancer cells and trigger wave of disease in a decade The Independent 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.