Grumpy, irritable and angry performance can be first considered as a personal character influence, but also may be caused by changes in hormone levels, high mental stress or some diseases. A, non-disease factors: 1, environmental factors: such as some people due to different growth environment, the way they are educated, or the influence of others and society, may lead to changes in temper in the process of growth and development. Such as often see violent scenes, other people around impatient, etc., may have a subtle influence, thus their own temper, irritability, love of anger; 2, hormonal changes: adolescence, menstruation, pregnancy, postpartum and other special periods of the population, the body hormone level changes, prone to impulsiveness, irritability, irritability and other emotions; 3, mental stress: some people due to excessive exertion or mental stress The mental sensitivity may also lead to irritability and irritability. Second, pathological factors: 1, anxiety disorders: anxiety disorders patients are more complex clinical manifestations, according to different personal experience and the degree of the disease, may be manifested as different symptoms. Some people may show symptoms of irritability, irritability, irritability, and may also have low self-esteem, slow reactions, movement disorders, local discomfort, etc.; 2, mania: patients with mania may also show the symptoms, and may also be in a state of high or low mood for a long time, unable to concentrate, always speak quickly, and even have bad habits such as alcohol and drug abuse; 3 , hyperthyroidism: Patients with hyperthyroidism secrete thyroid hormones in the body due to hyperthyroidism, which may affect the patient to produce hyperemotion. It is common for patients to be easily angry, irritable and irritable, and may also be accompanied by symptoms such as sweating, trembling, weight loss, palpitations and protruding eyes. If this condition is suspected to be caused by the disease, or if it affects the life of the person or others around him/her, it is recommended that he/she should actively go to a hospital to clarify the cause and choose appropriate medication or psychotherapy under the guidance of a doctor.