Dangers of Vaping: What We Know No, vapes aren't 95% less harmful than cigarettes. Here's how this decade old myth took off Smoking and vaping 4 times more dangerous than smoking, doctors find Some reports state that these new, flavored smoking devices are less harmful than tobacco cigarettes but how safe is vaping? In this third part of a four part series, China Daily examines the 7 Dangerous Facts About Vaping And Oral Health Vaping while pregnant isn't harmlessstudy uncovers risks to newborn lung health