This podcast episode explores the rise of Juul, a popular e-cigarette brand, and its impact on the teenage vaping epidemic. It discusses the prevalence of vaping among high school students, the regulatory system surrounding e-cigarettes, and the controversy surrounding Juul's flavored e-cigarettes. The podcast also highlights the unintended consequences of the FDA's ban on flavored vaping cartridges and the emergence of flavored disposable vapes as an alternative. The story of Juul reflects the complex dynamics between technology, regulation, and public health.