The volcano, into the hottest season of summer, more and more people began to close to the sea and pools, pools, swimming is a fun and popular activities, especially children, at this time is the summer vacation, child drowning incidents every year unabated, especially for parents worried. So if everyone can master some basic drowning first aid common sense, may be able to save a life in a critical situation! 1, quickly save the shore found someone drowning, should be the fastest speed to save them from the water to shore. If you do not know how to swim, the first time to call for help to attract the attention of more people, while finding as much as possible, such as long poles, long ropes, floating objects such as throwing to the drowning. 2, rescue method is appropriate If their swimming ability is good, in the water to rescue people, to approach from the rear of the drowning, the rescuer is appropriate from the back to its head or pull up its chest from above, so that its face exposed to the water, and then drag it to shore. 3, clear the oral foreign body After the drowning person is rescued to shore, turn his head down, immediately pry open his teeth, use his fingers to clear the oral and nasal cavity debris, and then use the palm of his hand to quickly and continuously hit the back of his shoulders, so that his airway is open, and ensure that the tongue does not block the breathing channel backwards. 4, pour out the water in the respiratory tract Method 1: Rescuer kneeling on one leg; the other leg is flexed, and the drowning person is placed prone on the flexed thigh, so that his head and feet droop. Then shake the thighs or compress their backs, so that the water in the respiratory tract pours out. Method 2: The drowning person is placed prone on the shoulders of the rescuer, so that his head and feet droop, and the rescuer can pour out the water in his respiratory tract by making a running posture. While clearing the water, first remove the sediment and dirt in the pharynx and nasal cavity to keep the airway open. 5, artificial respiration after spitting out the water To breathing and heartbeat is weak or heartbeat just stopped drowning, to quickly mouth-to-mouth (nasal) type of artificial respiration, while doing chest cardiac compressions, every second must compete, do not just pour water and delay the rescue of breathing heartbeat, especially the beginning of several minutes. Resuscitation work is best to have two people, so that artificial respiration and chest massage can be carried out at the same time. If there is only one person, the two tasks should be carried out in turn, that is, every artificial respiration should be chest massage 3 to 5 times. And as soon as possible to contact medical emergency agencies. 6, drink hot tea After the initial rescue at the scene, if the drowning respiratory heartbeat has gradually returned to normal, you can let it drink hot tea or other nutritious soup after lying down. Still not out of danger of drowning, should be sent to the hospital as soon as possible to continue the resuscitation process and preventive treatment. Self-rescue 1, calm first after falling into the water should remain calm. Raise your hands and struggle recklessly to make the body sink, choke and drown. 2, backstroke nose can take the head backward, face upward backstroke method, so that the mouth and nose exposed to the water surface to breathe. 3, deep inhalation shallow exhalation Inhale to deep, exhale to shallow. 4.Ease the “cramp” If the muscle spasm (“cramp”), hold the distal end of the spastic limb with your hand and do flexion and extension movement repeatedly. 5, save physical strength can swimmer in the process of self-help in the water, should pay attention to prevent “cramps”, and save physical strength.