If patients feel dizziness accompanied by weakness: First, endocrine metabolic diseases should be considered, which will be absent in severe hypothyroidism, hypoparathyroidism, and adrenocortical insufficiency. Second, for acute cerebrovascular diseases, such as acute cerebral hemorrhage, cerebral infarction, cerebral embolism, transient ischemic attack, there will also be dizziness, headache, weakness, blurred vision and other symptoms. Third, in severe hypertension or significant hypotension, patients may also have clinical symptoms such as dizziness, headache, and peripheral weakness. Fourth, in cardiogenic diseases caused by various factors, especially in cases of coronary artery disease, severe arrhythmia, heart failure, acute myocarditis, etc., they may also have this performance. Fifth, dizziness or weakness may also occur in the case of ionic disorders, such as severe hypokalemia and hyponatremia.