Cardiologists establish how e cigarettes damage the brain, blood vessels and lungs EurekAlert! Curious about the difference between healthy lungs and a vapers lungs? See how vaping impacts your lungs, and why its best to quit early. What are the respiratory effects of e cigarettes? The BMJ A lot of people still think vaping is harmless, but scans like this are a reminder that the lungs don't always recover from the damage. Some e cigarettes contain chemicals like diacetyl, which