How Schizophrenia Works

History suggests that schizophrenia has probably been plaguing people and throwing them into social isolation for millennia. Despite the vast amounts of research, the disorder, characterized by bizarre behavior and emotional withdrawal, remains largely a mystery. As many as 24 million people worldwide and about 1 percent of the American population 18 and up have schizophrenia [source: WHO, NIMH].… » Full Story on HowStuffWorks