Few adult smokers and nonsmokers think e cigarettes have lower levels of harmful chemicals than cigarettes Medical Update Online E Cigarettes: Know the Health Risks Department of Health E Cigarettes and the Harm On the Environment The 101 on e Cigarettes Infographic American Heart Association While e cigarettes, or vapes, may contain fewer chemicals than regular cigarettes, they are still NOT safe. E cigarettes contain harmful chemicals. 99% of e cigarettes contain nicotine, making them highly addictive. Visit https: t.co 1y8cZxtgFQ to e Cigarettes Affect Oral Health and Ways to Minimise the Side Effects