The main features of neurasthenia are mental arousal and brain fatigue, sleep disorders, memory loss, headache, etc., accompanied by a variety of physical discomfort and other symptoms, the course of the disease is prolonged, and the symptoms are sometimes mild and severe. There are many clinical symptoms of neurasthenia, so there is a long risk of misdiagnosis when diagnosing it. Therefore, it is necessary to make a good diagnosis of neurasthenia. Diagnostic basis: 1. Emotional symptoms: The main manifestation is easy to worry and easily provoked. The content of the worries often involves various conflicts in real life, feeling difficult and unable to solve. On the other hand, the self-control is weakened, easily agitated; or irritable and irritable, lose temper with people in the family, and then feel regretful afterwards; or easily sad and tearful. 2, sleep disorders: the most common is the difficulty in falling asleep, tossing and turning, so that irritable, more difficult to sleep. The next is to complain of dreamy, easy to wake up, or feel very shallow sleep, seem to have not slept the whole night. 3.Tension pain: often caused by tension, tension headache is the most common. Patients feel heavy head, head swelling, tight pressure on the head, or stiff neck; some complain of back pain or muscle pain in the limbs. 4. Excitement symptoms: Patients are easily excited when reading books and newspapers or watching TV, and involuntarily recall and association increase; patients feel strained to pointing thinking, while the lack of pointing thinking is very active and uncontrollable; this phenomenon is especially obvious before going to sleep, which makes patients deeply distressed. Some patients are also sensitive to sound and light. 5, debilitating symptoms: This is often the basic symptom. Patients often feel a lack of energy, depression, can not use their brains, or brain sluggishness, limb weakness, sleepy and sleepy; especially work a little longer, that is, feel unable to focus, thinking difficulties, work efficiency significantly reduced, even if sufficient rest is not enough to restore their fatigue. Many patients complain that they lose things, often say the wrong things, and cannot remember what they have just experienced. 6, other psychophysiological disorders: more common: dizziness, blurred vision, tinnitus, palpitations, panic, shortness of breath, chest tightness, abdominal distension, indigestion, frequent urination, excessive sweating, impotence.