Popcorn lung: It sounds delicious, but it's actually an incurable lung disease. Find out why you should watch what you eat, breathe, and vape, too. Two lung doctors tell the story - and explain the risks.
Last year, 4.9 percent of middle-schoolers and 20.8 percent of high-schoolers reported they had used electronic cigarettes in the past month. Find out what to look for and how to talk to your kids about vaping.