Once someone has a stroke, the people around him should master the following on-site first aid methods: a. After the initial judgment of the patient for the cerebrovascular accident, the patient should be allowed to lie on his back, with his head and shoulders slightly elevated, and his head tilted to the side, so as to prevent sputum or vomitus from being sucked back into the trachea and causing asphyxiation. If the patient’s mouth and nose are blocked by vomitus, the patient should try to pick it out and keep the airway open. Unbutton the stroke victim’s collar, tie, pants, bra, and remove dentures, if any. If the patient is awake, comfort the patient and relieve his/her tension; keep calm, do not panic, do not cry or whistle to avoid giving the patient psychological pressure. Fourth, closely observe the change of condition, often whistle the patient, in order to understand the consciousness of the situation; on the restless patient, to strengthen the protection, to prevent accidental injury. Five, to whistle the ambulance. If self-transportation, should pay attention to the correct method in carrying the patient: 2~3 people at the same time force, one person to hold the patient’s head and shoulders; if there is another person, it is necessary to hold up the patient’s waist and back and feet, 3 people together force, flat lift the patient to move to the hard wooden board or stretcher. Do not sit the patient up straight, do not hold, drag, carry or carry the patient.