A diagnosis of schizophrenia requires that at least two of the symptoms below be present during a significant portion of a one-month period: delusions (false beliefs such as conspiracies, mind control...A diagnosis of schizophrenia requires that at least two of the symptoms below be present during a significant portion of a one-month period: delusions (false beliefs such as conspiracies, mind control, or persecution); hallucinations (usually voices criticizing or commenting on the person’s behavior); disorganized speech (incomprehensible or difficult to understand); grossly disorganized or catatonic behavior; and negative symptoms such as flat emotions, lack of facial expressions, and inattent…
