What is Prader-Willi Syndrome?

Prader Willi Syndrome Symptoms and Causes

Prader-Willi Syndrome (pronounced as PRAH-dur VIL-e) is a complex and rare genetic disorder that affects many aspects of the body including physical, mental, and behavior. During infancy, the syndrome is characterized by feeding difficulties and delayed development that causes poor growth and hypotonia—weak muscle tone. Below are the detailed signs and symptoms that your child