She evaluates the many hypotheses about the causes of pica, from the fantastical to the scientific, including hunger, nutritional deficiencies, and protective capacities. She reveals how pica is remarkably prevalent (it occurs in nearly every human culture and throughout the animal kingdom), identifies its most avid partakers (pregnant women and young children), and describes the potentially healthful and harmful effects. In engaging detail, she describes the substances most frequently consumed and the many methods (including the Internet) used to obtain them. Young creates a portrait of pica, or nonfood cravings, from humans' earliest ingestions to current trends and practices. Some even claim they are addicted and "go crazy" without these items, but why?Sifting through extensive historical, ethnographic, and biomedical findings, Sera L. They also crave starch, ice, chalk, and other unorthodox items of food. N2 - Humans have eaten earth, on purpose, for more than 2,300 years. T2 - Understanding Pica-the Urge to Eat Clay, Starch, Ice, and Chalk Never has a book examined pica so thoroughly or accessibly, merging absorbing history with intimate case studies to illuminate an enigmatic behavior deeply entwined with human biology and culture.", Some even claim they are addicted and without these items, but why?Sifting through extensive historical, ethnographic, and biomedical findings, Sera L. Never has a book examined pica so thoroughly or accessibly, merging absorbing history with intimate case studies to illuminate an enigmatic behavior deeply entwined with human biology and culture.Ībstract = "Humans have eaten earth, on purpose, for more than 2,300 years. Sifting through extensive historical, ethnographic, and biomedical findings, Sera L. Some even claim they are addicted and "go crazy" without these items, but why? Humans have eaten earth, on purpose, for more than 2,300 years.
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