The lack of energy in the body, limbs and heart, should be treated for the cause of the disease, resulting in this symptom of the disease are plant nerve function disorders, hypertension, depression and so on. 1. Phytoneurological disorders: phytoneurological disorders can lead to systemic multi-system symptoms, such as chest tightness, panic, vomiting, diarrhea, numbness of the limbs, generalized weakness, etc., can be used under the guidance of the doctor to regulate the function of the nerve medication, such as ghrelin, vitamin B1, and in severe cases, combined with diazepam, lorazepam, propranolol, and other drugs to relieve the symptoms. Usually should rest more, keep a good mood. 2. Hypertension: elevated arterial pressure will cause cardiovascular syndrome, fatigue, palpitations, tinnitus, arrhythmia, etc. Some patients will experience anxiety, nervousness, etc. You can take oral nifedipine, rilmenidine and other drugs under the guidance of a doctor to lower blood pressure, and this symptom will be relieved when the blood pressure is under control, and you should not be in contact with stimulating environments at ordinary times, and keep a stable mind. Monitor your blood pressure on time every day and insist on taking antihypertensive drugs. 3. Depression: Depression can cause physical symptoms, such as fatigue, listlessness, insomnia, etc. You can take sertraline, paroxetine, haloperidol melittin tablets, etc. under the guidance of a doctor. The lack of energy and weakness of the limbs is difficult to pay attention to the heart, if rest for a period of time can be relieved to consider is caused by physiological reasons, if you can not alleviate, to go to the hospital as soon as possible to do a checkup, do not casually take medication.