The spinal nerves, which emanate from the spinal cord, are mainly located in the trunk and extremities and are responsible for motor and sensory functions. The visceral nerves, which emanate from the brain and spinal cord, are mainly located in the viscera and control and coordinate the functions of the viscera, blood vessels, and glands. They are called autonomic nerves and also called vegetative nerves because they are not governed by human will. Under normal conditions, the sympathetic and parasympathetic nerves, which have opposite functions, are in balance with each other. In these two nervous systems, when one plays a positive role, the other plays a negative role, which is a good balance of coordination and control of the physiological activities of the body, which is the function of the vegetative nerves. If the balance of the vegetative nervous system is disturbed, various dysfunctions may occur. The main symptoms are as follows: 1. Mental fatigue associated with mental arousal is manifested by increased associative memories, decreased mental work rate, physical weakness, and fatigue. 2.Emotional symptoms are irritability, anxiety, emotional instability, worry, suspicion, anger, nervousness and fear, fidgeting and restlessness, and other emotional symptoms. 3.Sleep disorder mainly manifests as insomnia, dreamy, easily fatigued, mental discomfort, memory loss, inattentiveness, slow thinking and other symptoms. 4, head discomfort, tension headache, head pressure, tightness, etc. 5.Disorders of internal organ function stomach distension, intestinal tinnitus, constipation or diarrhea; palpitation, chest tightness, shortness of breath, limb paralysis, weakness, sense of near death; low fever; positive skin scratching sign; irregular menstruation in women, seminal emission and impotence in men. 6.Phytodysfunction can also lead to gastrointestinal disorders, such as no appetite, tasteless eating, abdominal distension, nausea, hiccups, heartburn, chest tightness and shortness of breath, long sighs, throat obstruction, throat disadvantage, some patients show headache, dizziness, head suffocation, dullness, head tightness and heavy pressure, dizziness and numbness, both eyes suffocated, dry, blurred vision, facial limbs suffocated uncomfortable, back of the neck tight and heavy, the circumference of the body Tight and stiff discomfort, numbness in the limbs, heat in the heart of the hands and feet, heat in the skin around the body, but the measurement of body temperature is normal, the whole body is hot and sweaty, or the whole body has wandering pain, wandering abnormal sensations and other symptoms. 7, patients with phytodystrophy are often dominated by self-conscious symptoms, although they have been examined several times, but the results are often relatively normal, what disease can not be detected, all the above symptoms are often clinically considered to be psychiatric, cerebral insufficiency, heart disease, gastrointestinal disease and treatment, often ineffective or ineffective, in fact, these symptoms are closely related to phytodystrophy, if you have the above symptoms and If you have the above symptoms and can not be cured, you can consider regulating the vegetative nerves, the symptoms will soon disappear. Preventive care Irregular life, emotional depression and overwork are the main causes of phytodystrophy, therefore, people who are usually busy, stressed and introverted should pay special attention to the prevention of phytodystrophy: 1. try to do more outdoor activities, do not have nothing to be bored at home, and participate in physical exercise, such as walking, playing badminton, swimming, etc. Outdoor activities and physical exercise not only can breathe fresh air, but also can regulate the plant nerves through various activities to achieve the purpose of psychological pleasure. 2, timely psychological relief is also very important. When you encounter a troubled mood, do not hold it in your heart, but should find a way to vent out, you can self-regulation, you can also find a friend to confide in, or cry, the psychological depression out, will feel a lot easier. This is also very good for mental health care. 3, develop good habits. Eat regularly, must eat breakfast, do not overeat; drink alcohol in moderation, not greedy; go to bed early and get up early, time to be regular; watch TV at night to be selective, do not sit for hours, in the process of watching TV, to do more activities. Wash your face after watching TV. Do not sleep in the morning, try to get up early and go outside to participate in some activities. It has been shown that regular habits not only help a person’s physical health, but also help to develop their own good state of mind.