It’s the age-old mantra of parents who won’t let their kids have gaming consoles — too many video games hurt your brain! But last summer, the Food and Drug Administration approved the first-ever prescription video game. It’s called EndeavorRX, and it’s meant to help treat attention deficit hyperactivity disorder in kids age 8 to 12. It’s not a standalone treatment — it’ll be prescribed along with other, more traditional medication. Without insurance, it costs about $100 a month. A year later, developers are just starting to reach out to doctors and potential patients. Marketplace’s Jed Kim speaks with Ian Bogost, who directs the film and media studies program at Washington University in St. Louis.