Is vaping more harmful than smoking cigarettes? More people incorrectly think so: Newsroom UT Southwestern, Dallas, Texas Teenagers Two to Three Times More Likely to Vape Than Smoke Vaping vs. Smoking: Is One Really Safer Than the Other? What does the evidence say about youth vaping? study Dr Colin Mendelsohn Youth vaping is rising and it's harming more than just lungs. 77% of young adults who vape never smoked cigarettes It impacts brain development, learning, and mental health