BrainStuff Classics: Why Do Some People Eat Dirt?

The craving for and practice of eating earth is more widespread than you might think. Learn why researchers think people engage in this form of pica (i.e., geophagy) in today's classic episode of BrainStuff, based on this article: https://people.howstuffworks.com/culture-traditions/cultural-traditions/why-do-people-eat-dirt.htm

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