how many people have mental illness in the united states
How many people in the United States have severe mental illnesses? Approximately 4.5 million individuals in the United States have severe mental illness, either schizophrenia or manic-depressive illness (bipolar disorder).What is schizophrenia? Schizophrenia is a neurological brain disorder that affects 2.2 million Americans today, or approximately one percent of the population.ow many people in the United States have severe mental illnesses? Approximately 4.5 million individuals in the United States have severe mental illness, either schizophrenia or manic-depressive illness (bipolar disorder).