Is vaping more harmful than smoking cigarettes? More people incorrectly think so: Newsroom UT Southwestern, Dallas, Texas Where Did the Claim That Vaping is 95% Safer Than Cigarettes Come From? E cigarettes should be FREE on the NHS and vaping in the office allowed, to slash smoking deaths Studies show that the negative health effects of e cigarettes are like that of traditional cigarettes. A Parkview expert explains the dangerous combination of highly addictive nicotine and the chemicals in e liquid.