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 Scientific review finds e cigarettes likely cause lung and oral cancer Do you know what you're vaping? Cancer Institute NSW Vaping likely to cause cancer: New research warns A major review led by researchers at UNSW Sydney says nicotine vaping may be linked to both lung cancer and oral Does Vaping Cause Lung Cancer? Moffitt Moffitt