New lung scans prove vaping is toxic. The science is officially in. Scans show that teens have developed "popcorn lung" as a result of vaping. It's a permanent, chronic disease that shortens Vaping, Popcorn Lung, and Cancer: Unmasking the Hidden Dangers of E Cigarettes Helix Biopharma Popcorn lung' may have brought teen close to death after vaping for months Stout Middle School Debunking the myth: There's no link between vaping and popcorn lung