Curious about the difference between healthy lungs and a vapers lungs? See how vaping impacts your lungs, and why its best to quit early. Can vaping damage your lungs? What we do (and don't) know Harvard Health What Does Vaping Do to Your Lungs? Johns Hopkins Medicine I started coughing up blood and doctors said it was down to vaping' Wales Online Coughing When Vaping: Understanding and Overcoming the Challenge selbyvapes