Year in Review Health & Medicine Vaping’s dangers loom large amid more than 50 U.S. deaths this year Lung illnesses highlight the dangers of e-cigarettes as teen use continues to rise The maker of Juul, the e-cigarette most popular with teen vapers, announced in the fall that it will stop selling pods of many of its flavors, such as mango, cucumber and mint. Tobacco flavors, such as those depicted here, as well as menthol are still available.