e Cigarettes Safety Not Yet Proven CANSA The Cancer Association of South Africa CANSA The Cancer Association of South Africa E Cigarettes More Successful in Helping Smokers Quit Respiratory Therapy Vapes might be less harmful than traditional cigarettes and might help smokers quit smoking, but they are not safe, especially for individuals younger than 25 years old. Plus, much is still unknown Do E Cigarettes Do More Good Than Harm? WSJ