The weakness of the limbs may be caused by the lack of blood, usually pay attention to replenish the blood. Symptoms of weakness in the limbs may also be the lack of calcium, usually recommended to drink more pure milk, milk is rich in trace elements. It is also possible that usually work pressure, often late at night caused by limb weakness, usually recommended not to give themselves too much pressure, try to relax themselves, usually exercise, not only can improve their own immunity, but also can effectively relax themselves. The weakness of the limbs can not be ruled out as a precursor to colds, it is recommended to drink cold spirit particles in time to prevent colds. If the patient himself suffers from anemia, may be caused by anemia limb numbness and weakness, usually must eat more jujube to alleviate the symptoms of anemia, at the same time regularly to the hospital to check whether the blood routine is normal.