Stroke is commonly known as “cerebral stroke”, which is characterized by “high morbidity, high mortality, high disability, high recurrence rate and high economic burden”, and effective prevention and timely identification are of great significance. Improving lifestyle and actively controlling risk factors is the most effective way. It is recommended to have a low-salt, low-fat and low-sugar diet, appropriately increase the intake of fresh fruits and vegetables and crude fiber foods, live a regular life, appropriately increase physical activity, and quit smoking and limiting alcohol. Weight control, monitoring and treatment of hypertension, hyperlipidemia, diabetes mellitus and so on. Standardized management and control of risk factors can effectively prevent recurrence of stroke Patients who have already had a stroke need to take medication regularly for a long period of time as well as necessary rehabilitation exercises under the guidance of a doctor, and should not stop or reduce medication without authorization. Early recognition of stroke may include symptoms such as distorted facial features, poor speech, impaired movement of limbs or numbness, and in severe cases, coma may occur. Once a stroke occurs, what can patients and their families do? Call 120 emergency immediately. While waiting, try not to move the patient, measure blood pressure, and tilt the head to one side to prevent aspiration. After arriving at the hospital, the doctor will usually do a physical examination and perform a CT scan of the skull and brain, and decide on the next step of treatment according to the situation. If it is a cerebral hemorrhage, it is necessary to look at the location and amount of bleeding to see if it is treated conservatively by internal medicine or surgically. In case of cerebral infarction, it is necessary to decide whether to perform thrombolytic therapy or interventional therapy.