Teens inhale cancer causing chemicals in e cigarettes E cigarette users show cancer linked genetic changes HSC News E Cigarettes Increase Risk of Lung and Bladder Cancer More Than Traditional Cigarettes Oncology Nursing Society Clinical Oncology Society of Australia concludes E cigarettes are likely to cause lung cancer and oral cancer Stanton Glantz blog Growing the research evidence on e cigarettes by Research at CRUK Medium E cigarettes may be helping thousands a year to quit smoking, but Stop Smoking Services are still the best option