Why do you have all that stuff?

What drives us to get and keep so much stuff - even objects that we rarely, if ever, use? Psychologists working on cortisol levels found that living in a messy or cluttered home may correlate to higher rates of depression and that conspicuous consumption may be affecting our well-being. When does your stuff start to own you?

Dessa talks with experts about how animal hoarding behaviors compare with our own, and speaks to a money-saving guru who might make you rethink your relationship to things.