Nervousness, weakness, trembling, fast heartbeat, dizziness, consider physiological factors, can be relieved by adjusting the mood; may also be caused by plant nervous disorders, anemia, arrhythmia and other diseases, should be the cause of the symptomatic treatment, including psychotherapy, drug therapy or surgical treatment. 1. Physiological factors: such as excessive emotional tension, anxiety, excitement, usually by improving the bad mood, appropriate rest, can be gradually relieved. 2. Disease factors: (1) Phytoneurological dysfunction: seek help from professional psychologists for psychological treatment, and if necessary, follow the doctor’s advice to take glutamine to regulate phytoneurological function; if accompanied by depression, tachycardia and other symptoms, follow the doctor’s advice to use fluoxetine, propranolol and other drugs. Pay attention to the side effects such as dry mouth, loss of appetite and bradycardia. (2) Anemia: Red blood cell transfusion, iron supplementation, vitamin B12 or folic acid can be administered under the direction of the doctor according to the specific condition. In case of bone marrow hematopoietic failure or severe hereditary anemia, allogeneic hematopoietic stem cell transplantation is feasible; in case of autoimmune anemia or hypersplenism that is ineffective in medical treatment, splenectomy is feasible. (3) Arrhythmia: Define the type of arrhythmia with the help of doctor, and use appropriate drugs such as propafenone, metoprolol, amiodarone, etc., and perform cardiac electrical cardioversion or radiofrequency ablation if necessary. The medication is used to watch out for side effects such as headache, bradycardia, and abnormal thyroid function. There are many other causes of the above symptoms, such as myocardial ischemia, hyperthyroidism, hypoglycemia, etc. It is recommended to consult a doctor as soon as possible, complete the relevant examinations, clarify the cause of the disease and follow the doctor’s instructions to standardize the treatment.