With the development of society, stroke has become one of the most important diseases that threaten the health of our nation. It is not only life-threatening at any time, but also an arduous project for post-stroke rehabilitation. It is not only life-threatening at any time, but also an arduous project for post-stroke rehabilitation. It is synonymous with costly and time-consuming treatment. Chinese medicine on stroke, generally divided into the meridians, in the internal organs. And in the internal organs, there are closed evidence and evidence. It can be seen that the stroke is more difficult to treat, so what are the precursors before the stroke, today we will talk about it. Generally speaking, the onset of stroke is closely related to the usual habits: smoking, drinking, irregular work and rest, temperament, etc., there are also some basic diseases, such as hypertension, high blood pressure, high blood fat, etc. have a certain relationship. Therefore, it is necessary to control your dietary habits and daily routine. Generally speaking, there are the following symptoms before the stroke: 1, hypertension, atherosclerosis history of people suddenly appear headache, dizziness, blackness or headache fixed on one side with numbness of the opposite side of the limbs, weakness, often predicts the occurrence of hemorrhagic cerebrovascular disease; 2, recurrent episodes of unclear speech, blurred vision, numbness of one side of the limbs, is the internal carotid artery system of transient cerebral ischemia is a typical manifestation of the prevention of cerebral thrombosis is urgently needed. Cerebral thrombosis should not be delayed; 3, middle-aged and elderly people suddenly visual rotation, tinnitus, vomiting, inaccurate fetch, numbness and weakness of the limbs and recurrent episodes, is the performance of the vertebral basilar artery insufficient blood supply, predicting that the system is going to be a serious ischemic cerebrovascular disease; 4, cardiac arrhythmia, such as atrial fibrillation of rheumatic heart disease, the embolus in the left atrium is very easy to fall into the brain arteries and the occurrence of cerebral embolism.