Why Do People Eat Chalk, Dirt, and Other Things Not Fit to Consume?

Craving non-food items is a temporary eating disorder called pica, which primarily affects children and pregnant women.

What would happen if I ate dirt, within my regular diet? - Quora

Why do people eat chalk? - Quora

Pica Disorder: Eating Chalk, Dirt and Soap? - California Prime Recovery

The Old And Mysterious Practice Of Eating Dirt, Revealed : The Salt : NPR

What's up with people eating plain cornstarch? : r/OutOfTheLoop

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Why Do People Eat Chalk, Dirt, and Other Things Not Fit to Consume?

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Geophagy: Why do some people and animals eat dirt? - Big Think

The highs (and mostly lows) of eating soil - Health For Mzansi

Pica during pregnancy: An eating disorder that isn't actually about food - Today's Parent

Feeling nauseous? Eat dirt, The Independent