Why do people get upset for no reason?

Inexplicable irritability may be caused by the following common reasons: 1. At present, the pressure is relatively high, and I have suffered some setbacks, such as the pressure of economic burden, bad relationship with colleagues, marital conflicts, family relations disputes and so on. These common reasons are easy to cause negative emotional manifestations such as bad temper, irritability and anxiety. If there is such a problem, we must actively adjust and try to solve the problems we are encountering at present, especially after encountering setbacks, actively restrain our irritability and try to transfer. 2. It may be caused by endocrine disorders, such as abnormal secretion of sex hormones or abnormal secretion of thyroid function. For example, there is a problem of hyperthyroidism, which is easy to cause irritability, anxiety, big temper, and even palpitation, shaking hands, sweating, palpitations and so on. If this is the case, it needs active treatment, especially drug treatment. 3. There may be some emotional abnormalities, or anxiety and depression have appeared. Anxiety and depression, as common mental diseases, are easy to cause symptoms such as short temper, irritability, depression and unhappiness. If this is the case, we should treat these mental diseases symptomatically. 4. It may also be caused by some personality defects or personality factors, such as strength and lack of life experience. Sometimes there are many perfectionist tendencies, which are easy to entangle and make you fidgety.