Patients lose their emotional response to changes in their surroundings. In severe cases, they are indifferent to their physical health, live lazily, do not groom themselves, and do not even cut their hair or wash their faces. They do not respond well to hunger and pain. As for national events, exciting news, difficulties at home, family misfortunes, etc., they are also indifferent to them. 1. High emotion: At this time, the patient’s emotional activity is abnormally enhanced, showing relaxed, happy, cheerful, self-congratulatory, with rich and vivid expressions, appearing to be free of sorrow and worry, conceited and confident, and even exaggerated. The optimism is infectious and easily resonates with the surrounding people. Mostly seen in the manic state. 2, euphoria: Although the patient is often happy, also seems to be very satisfied and happy and pleasant experience, but because of the accompanying intelligent disorder, at this time the patient even if very happy, its facial expressions give people a dumb, stupid feeling. At the same time, the patient is not able to explain the reason for his happiness, and the content is monotonous and stereotypical, so it is difficult to arouse the empathy of normal people and is not very infectious. It is mostly seen in cerebral organic psychosis, such as cerebral arteriosclerosis psychosis, senile dementia and paralytic dementia and other diseases. 3, depressed mood: the patient is depressed all day long, worried, sad, sighing, and in heavy cases, there can be melancholy, depression, “life is like a year”, “life is worse than death” and other emotions, can be accompanied by self-blame and self-guilt, and even suicidal ideation or suicidal behavior. Mostly seen in bipolar depressive state, reactive depressive state and menopausal depressive state. 4, anxiety: refers to the patient in the absence of obvious objective factors or sufficient basis, fear of the occurrence of threats to their own safety and other adverse consequences of the state of mind. Patients can show as scratching their heads, fidgeting, sighing, complaining, feeling of imminent disaster, anxiety, can not end the day, even if many persuasions can not eliminate their anxiety. Most often seen in anxiety disorders, hypochondriac concept, menopausal depression, neurasthenia, etc. 5.Emotional indifference: Patients lack the corresponding emotional response to any external stimuli, even if they can generally cause great sadness or happiness to normal people, such as life and death, long goodbye reunion, etc., they also take it lightly, indifferent, dull expression. The facial expression is cold and dull, indifferent to what is happening around them. Most often seen in patients with chronic schizophrenia and severe organic brain dementia. 6, emotional inversion: refers to the inability to coordinate between cognitive processes and emotional activities. In this case, the patient’s emotional response is not coordinated with the content of the mind, and the patient is happy when he encounters something sad, but happy when he encounters something painful. For example, one patient laughed out loud when he received a telegram about his father’s sudden and unexpected death. When talking with others to use cruel methods of persecution, also seem to have nothing to do, and even smiling face to tell their own misfortune. 7, emotional outbursts: This is a sudden onset of emotional disorder under the action of psychological factors. Patients can show joy and anger, shouting, injury and destruction, chest pounding, bawling, or giddy, dancing, laughing, often accompanied by petulant, pretentious, childish and show colors, sometimes rolling on the ground, the performance is extremely rough, the whole phenomenon of the sky, change, but the perception of the surrounding things is not impaired, clear consciousness. Commonly seen in hysteria. 8, irritable: this refers to the patient whenever encountering psychological stimulation or unpleasantness, even if slight, it is easy to produce a violent emotional reaction, extremely easy to get angry, excited, angry, and even lashing out, arguing with others; or may have impulsive behavior. It is common in hysteria, neurasthenia, manic states, or organic brain psychosis. Emotional indifference is the most common affective disorder in schizophrenic patients. Many early schizophrenic patients who do not have obvious thought disorders (hallucinations, delusions) and have difficulty in diagnosis should start with the emotional aspects of the patient and take a lateral comparison method to see if there are abnormal changes in the patient’s emotions compared to before, which is extremely important for the diagnosis of early schizophrenia. Also, if emotional indifference is gradually restored after medication, and the patient is able to appreciate the hardships of his or her parents, take the initiative to communicate with them, and realize all the discomfort he or she used to feel toward them, it means that the patient’s condition is gradually improving and his or her emotions are gradually becoming normal.