Understanding Pica—the Urge to Eat Clay, Starch, Ice, and Chalk
by
Sera Young
Language: English
Release Date: February 21, 2011
Humans have eaten earth, on purpose, for more than 2,300 years. They also crave starch, ice, chalk, and other unorthodox items of food. Some even claim they are addicted and "go crazy" without these items, but why?
Sifting through extensive historical, ethnographic, and biomedical...