I started coughing up blood and doctors said it was down to vaping' Wales Online Curious about the difference between healthy lungs and a vapers lungs? See how vaping impacts your lungs, and why its best to quit early. Vaping addict finally quit when lungs collapsed, black goo came out Can vaping damage your lungs? What we do (and don't) know Harvard Health What Vaping Really Does to Your Lungs University of Utah Health What Does Vaping Do to Your Lungs? Johns Hopkins Medicine