2.3% of US population reports current e cigarette use Electronic Cigarettes are Safer Than Regular Cigarettes Fact or Myth? 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 How E Cigarettes Affect Your Body Policy Tip Sheet: E Cigarettes Are Safer Than Combustible Cigarettes The Heartland Institute