Juul, the vape device teens are getting hooked on, explained Vox Study: Juul Pods Contain Caffeine. What's It Doing There, And What Does It Do? How Many Puffs in a Juul Pod? A Guide to Flavor and Longevity Inline Vape LLC Juul will stop selling most flavored e cigarettes in retail stores, source says Los Angeles Times Averaging 4 pods a week since I gave up ciggies and started juuling 6 weeks ago, is this considered heavy usage? : r juul