Download E-books Craving Earth: Understanding Pica_the Urge to Eat Clay, Starch, Ice, and Chalk PDF

By Sera L. Young

Humans have eaten earth, on objective, for greater than 2,300 years. additionally they crave starch, ice, chalk, and different unorthodox goods of nutrients. a few even declare they're addicted and "go loopy" with no these things, yet why?

Sifting via wide old, ethnographic, and biomedical findings, Sera L. younger creates a portrait of pica, or nonfood cravings, from people' earliest ingestions to present developments and practices. In attractive aspect, she describes the ingredients most often ate up and the various equipment (including the web) used to procure them. She finds how pica is remarkably widespread (it happens in approximately each human tradition and during the animal kingdom), identifies its such a lot avid partakers (pregnant ladies and younger children), and describes the doubtless healthy and damaging results. She evaluates the various hypotheses in regards to the reasons of pica, from the fantastical to the medical, together with starvation, dietary deficiencies, and protecting capacities. by no means has a publication tested pica so completely or accessibly, merging soaking up historical past with intimate case stories to light up an enigmatic habit deeply entwined with human biology and culture.

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