E Cigarettes and Associated Health Risks: An Update on Cancer Potential Electronic cigarette smoke induces lung adenocarcinoma and bladder urothelial hyperplasia in mice PNAS Can Electronic Cigarettes Cause Cancer? American Council on Science and Health The rise of teen vaping is worrying doctors worldwide. While e cigarettes were once marketed as a safer alternative, research shows they contain nicotine, heavy metals, and cancer causing chemicals that can damage developing Does Vaping Cause Lung Cancer? A Common Question Vaping shocker: E cigarettes linked to lung cancer, study suggests Daily Mail Online