Patients often lose their temper, mainly seen to have psychiatric diseases, somatic diseases, substance dependence, personality problems, as follows: First, psychiatric diseases: some psychiatric diseases, such as anxiety and mania, patients with anxiety disorders are easy to be nervous, worried and afraid, accompanied by always feeling upset, so they are easy to love anxiety and lose their temper. Patients with mania are prone to contradiction and conflict with others because of rapid thinking, many ideas, reckless behavior and irritability, and they love to lose their temper and lose their temper when they encounter small things. Second, physical diseases: Some physical diseases, such as hyperthyroidism or pituitary tumor, can easily cause changes in the patient’s personality and make him or her irritable and irritable. Third, substance dependence: common in patients with alcoholism and substance dependence, patients due to long-term use of alcohol, other substances, personality, personality changes, become paranoid, self-centered, so easy to get angry, tantrums. Fourth, personality problems: some patients are personality problems, such as paranoid personality disorder, antisocial personality disorder, etc., all have temper tantrums, self-centered, paranoid ideas and other manifestations. In short, the above diseases are common causes.