People suddenly fainted, immediately make the patient lying down, can make the blood of the heart back to the brain, promote blood circulation in the brain, help to wake up, immediately determine its breathing, heartbeat has not stopped, if the breathing, heartbeat has stopped, should be immediately given to the scene to do cardiopulmonary resuscitation, generally chest compressions and artificial respiration alternately, in the same time to do cardiopulmonary resuscitation, to call 120 to request medical personnel Help. If the patient’s breathing, heartbeat is there, to determine whether there are other primary diseases, such as hypoglycemia or cervical spondylosis, as well as emotional excitement; if emotional excitement, you can be given pressure on the Renzhong acupoint or stimulate the soles of the feet of the Yongquan acupoints, and soon be able to wake up; if hypoglycemia, you can be given oral dextrose or cookies, bread, and other food to raise blood sugar. The cause of the disease is unknown, consult a doctor in time.