Yes, vaping is toxic. A U.S. teen developed "popcorn lung" after secretly vaping for three years a permanent, life altering disease. Officially known as bronchiolitis obliterans, the condition scars the lungs' tiniest The Mysterious Vaping Illness That's 'Becoming an Epidemic' The New York Times What happens if you swallow a zyn? Eliquidstop Juul Pods Banned: Here's Where You Can Still Buy Them Business Insider