Final answer:
Schizophrenia is a serious mental illness involving major disturbances in perception, including language, thought, and emotion. It affects approximately 1% of people in the United States and requires long-term treatment with antipsychotic medications.
Step-by-step explanation:
Schizophrenia is a serious mental illness characterized by major disturbances in perception, including language, thought, and emotion. It affects approximately 1% of people in the United States and commonly manifests in late adolescence or early adulthood. Symptoms of schizophrenia include hallucinations, delusions, inappropriate emotional responses, difficulty thinking, and social problems. Treatment for schizophrenia usually involves antipsychotic medications that help regulate dopamine neurotransmission in the brain.