Prader-Willi Syndrome
( http://www.abnova.com ) - Usually involving the loss of imprinted paternal genes on chromosome 15, Prader-Willi syndrome is generally regarded as the most common genetic disorder related to obesity. One symbolic behavior feature of affected individual is extreme and insatiable appetite, which often results in morbid obesity. Here we present a brief introduction to the common knowledge of Prader-Willi syndrome. More videos at Abnova http://www.abnova.com