America's Mental Health Issues: An Investigation of Madness in Civilization

According to the federal National Institute of Mental Health, while ailments like depression occur in about one in four adults, roughly 6 percent of the U.S. population has a serious mental illness like schizophrenia or bipolar disorder. That’s nearly as many people as live in the New York metropolitan area, and it makes mental illness the leading cause of disability in the United States and Canada.