Stroke is a Chinese medical term for acute cerebrovascular disease, which usually refers to the obstruction or rupture of cerebral blood vessels resulting in impaired blood circulation to the brain and damage to the structure or function of brain tissue. The symptoms of stroke are complex, and the clinical manifestations depend on the size and location of the foci of brain tissue damage and the blood supply vessels. The early stage of mild stroke can be asymptomatic due to good compensation of collateral circulation, etc. If symptoms appear, they can be divided into two categories: 1. typical manifestations: stroke can start suddenly or progress slowly and worsen, and the main symptoms are weakness of one limb, numbness of one limb, distorted mouth and tongue, slurred speech or incomprehension of others’ speech, etc. These symptoms are relatively common and can be recognized by people in general. 2, atypical performance: there are also some patients who show symptoms of dizziness, which can be a sense of spinning, or just a dizzy feeling, visual objects with double shadows, can have difficulty swallowing or choking on water, or walking to one side, hitting the door frame, or partial body pain, or limb shaking and other atypical performance, in fact, some special parts of the stroke occurred, this type of stroke is not typical, but often the condition is more likely to change that should also be noted. Therefore, stroke may have a variety of symptoms, although the symptoms may be mild, but if not treated in a timely manner symptoms may progress and worsen, so when a stroke is suspected, you should seek prompt medical attention and seek professional diagnosis and treatment.