A viral simulation comparing the effects of smoking and vaping has reignited debate over the long term health risks of both habits. The demonstration visually shows how cigarette smoke leaves thick tar buildup What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Vaping Smoking Anything Causes PM2.5 ANRF Poster 11x17 copy Online: Up In Smoke (or Vape) Health Consequences of Smoking, Vaping, and Air Quality on the Human Body Child Care Resource Center CCRC Vaping isn't just vapor. It's an aerosol filled with nicotine and chemicals that go deep into your lungs and straight into your bloodstream. Many vapes contain: Highly addictive nicotine Vaping poses lower secondhand risk than smoking for teens, new peer reviewed study finds Clearing the Air