Manic episodes Manic episodes are dominated by high moods, which are disproportionate to their situation and can range from happy and cheerful to ecstatic, and in some cases, only irritability is dominant. In mild cases, there is no impairment of social function or only mild impairment; in severe cases, hallucinations, delusions and other psychotic symptoms may appear. Symptom criteria The symptoms are mainly high emotion or irritability, and at least three of the following (if only irritability, at least four): 1) inattention or shifting with the situation; 2) increased amount of speech; 3) racing thoughts (increased speed of speech, rapid speech, etc.), accelerated associations, or the experience of drifting thoughts; 4) overestimation or exaggeration of self-esteem; 5) high energy, no fatigue, increased activity, difficulty in quiet, or constant 6. reckless behavior (e.g., profligate, irresponsible, or reckless behavior); 7. decreased need for sleep; 8. hypersexuality. Severe criteria Severe impairment of social functioning or danger or adverse consequences to others. Course of illness criteria 1. Meeting the symptom criteria and severity criteria has lasted for at least 1 week; 2. Some schizophrenic symptoms may be present but do not meet the diagnostic criteria for schizophrenia. If both symptom criteria for schizophrenia are met, the manic episode criteria are met for at least 1 week after the schizophrenic symptoms have resolved. Exclusion criteria Exclude organic mental disorder, or mania caused by psychoactive substances and non-addictive substances. Note: This manic episode criterion is only applicable to the diagnosis of a single episode. 1.Mild mania (mild mania) Except for no impairment of social function or only mild impairment, the episode meets the criteria of manic episode. 2.Mania without psychotic symptoms Except for the addition of “no hallucinations, delusions, or psychotic symptoms such as catatonia syndrome” to the symptom criteria of 30 manic episodes, the rest are in accordance with the criteria. 3. Mania with psychotic symptoms Except for the addition of “hallucinations, delusions, or psychotic symptoms such as catatonia syndrome” to the criteria for 30 manic episodes, all other criteria are met. Recurrent mania Diagnostic criteria 1. The current episode meets the criteria of a certain type of mania mentioned above, and at least 2 months before the interval, there was an episode that meets the criteria of a certain type of mania mentioned above; 2. Never had depressive disorder meets the criteria of any type of depression, bipolar disorder, or cyclothymic disorder; 3. Exclude organic mental disorders, or manic episodes caused by psychoactive substances and non-addictive substances.