Generalized tiredness and fatigue may be caused by low blood pressure, hypoglycemia, hypokalemia, anemia and other reasons, should improve the blood routine, electrolytes, blood glucose measurement, blood pressure monitoring and other related examinations, symptomatic treatment. Low blood pressure may cause insufficient blood supply to the heart and brain, weakness of the limbs, such patients can take some astragalus, lotus seed, cinnamon and other drugs to replenish qi and blood. Hypoglycemia patients may bleed dizziness, panic, sweating, weakness of limbs and other symptoms, timely supplementation of sugar can relieve symptoms. As potassium ion has the function of maintaining neuromuscular stress, when the concentration of potassium in the body is low, the neuromuscular system cannot work normally and symptoms of weakness of limbs appear. Promptly replenish potassium, such as potassium chloride injection or potassium chloride delayed-release tablets, and pay attention to the retest of electrolytes to avoid hyperkalemia. Anemia patients due to the loss of hemoglobin, lack of oxygen, decreased activity tolerance and shortness of breath, you can take vitamin B2, folic acid tablets or jujube, angelica and other drugs to replenish qi and blood. In addition, you need to pay attention to balanced nutrition, strengthen exercise, work and rest, sleep enough, if necessary, you can seek help from the doctor.