Vaping can cause cancer, say researchers but still isn't as damaging as smoking cigarettes. More than 5.5 million Britons currently use e cigarettes, which have long been viewed as a safer alternative E cigarettes accelerate lung colonization of breast cancer cells. A. Download Scientific Diagram E Cigarettes Increase Risk of Lung and Bladder Cancer More Than Traditional Cigarettes Oncology Nursing Society New study comes the closest yet to proving that e cigarettes aren't as dangerous as smoking Clinical Oncology Society of Australia concludes E cigarettes are likely to cause lung cancer and oral cancer Stanton Glantz blog