Many causes can lead to weakness and sweating, as follows: 1, for example, in infectious diseases, the patient’s elevated body temperature will cause weakness and sweating; 2, for example, the patient in the case of vomiting, diarrhea leads to insufficient blood volume in the body, the problem of dehydration, the patient will also show weakness and sweating, and in the process of the patient’s diarrhea is also prone to ion This condition will also cause the patient to have weakness and sweating, the most common is hypokalemia; 3. Patients who are dizzy when the degree of dizziness is heavy will also cause the patient to have weakness and sweating, such as cerebral vasospasm, Ménière’s disease, vestibular neuronitis attack, will cause the patient to have the above symptoms.