Autonomic nerve is composed of sympathetic nerve and parasympathetic nerve, which mainly controls heart, smooth muscle, visceral activity and gland secretion. If there is dysfunction, it can affect many systems such as circulation, respiration, digestion, endocrine, urogenital and so on, and there are many different symptoms. Involving the circulatory system, symptoms such as chest tightness, chest pain, palpitation and feeling of dying may appear; Symptoms such as nausea, vomiting, abdominal pain, abdominal distension and diarrhea may occur when the digestive system is involved; There may also be symptoms such as headache, dizziness, abnormal skin sensation, fever of hands and feet, excessive sweating, insomnia, nervousness, anxiety, depression, menstrual disorder in women, dysmenorrhea, nocturnal emission in men, erectile dysfunction, etc.
It should be noted that other physical diseases will also have the above symptoms, not necessarily autonomic nerve disorders. It is suggested that those with the above symptoms go to the hospital in time for a definite diagnosis.