We've all had those days when all we want is a little treat. Maybe it's a bag of chips, an ice cream sundae or a glass of wine. But sometimes, these desires become all-consuming. This week on the show, psychiatrist Judson Brewer helps us understand the science of cravings, and how we should respond to them. If you liked today's conversation, be sure to check out other Hidden Brain episodes about ways to regain a feeling of control over your life: Creatures of Habit and Taking Control of Your Time.