1. Athletes must undergo physical examination, including cardiovascular and cerebrovascular diseases such as hypertension, pulse pressure difference less than 30mmHg, coronary heart disease, frequent arrhythmia and atrioventricular block; Those who have a history of chronic diseases and are now active, have a history of chronic diseases and are now stable, but continue to participate in special sports for less than three months are not allowed to participate in the competition.

2. Those who have suffered from cold, fever, chest tightness and palpitation for more than three days in a week before the competition are not suitable to participate in the competition because of severe insomnia and gastrointestinal diseases.

3. Those who have a history of injuries within 72 hours before the competition are not suitable for the competition.

Second, matters needing attention before the game

1. No drinking, eating spicy food or overeating within 24 hours before the competition.

2. Three days before the competition, ensure a good sleep. Sleep time should not exceed 24 o'clock midnight, and the amount of sleep every day should be more than 5 ~ 6 hours or not less than the amount of habitual sleep. Don't take a hot bath, sauna, etc.

3. Eat at 1 ~ 2 hours before the game, and the food intake is unchanged at 1/2, that is, half full. Mainly digestible and sweet. Such as jam bread, light pickles, fried eggs, bananas and so on.

4. Drink 150 ~ 200ml of water 0.5 ~ 1 hour before the competition to replenish the water lost during the competition.

5. Within 30 minutes before the game, do warm-up activities, mainly stretching, until the body is slightly hot and the heart beats faster.

Three. Matters needing attention in the competition

1. If you are not a professional athlete, don't run at 100% intensity after firing, run at 70 ~ 80% intensity, and then run with all your strength after getting used to it.

2. On the way, if you have paroxysmal blackness, severe breath holding, suffocation and cold sweat, stop the game immediately and call an ambulance.

3. When you are thirsty on the way, rinse your mouth with clear water or drink less saliva to moisten your throat, and don't drink a lot of water. If you have drunk water before the game, you can not drink water or drink less water on the way. You shouldn't drink more than three mouthfuls at a time.

4. Wear soft-soled rubber shoes when running and choose a good road surface. To keep the distance between people, the distance between people should be above 1 meter.

Fourth, physical recovery after the game.

1. Put on clothes to keep warm immediately after crossing the finish line. Don't stop immediately. Continue to slow down for a few minutes, which will help you recover. Don't drink a lot of water. When the heartbeat and breathing return to normal, you can drink a little water. If there are symptoms such as blackness, nausea and collapse, you should immediately find a doctor at the first aid station for examination and treatment.

Don't take a hot bath, don't overeat, don't drink, and take a warm bath within 5 hours after the game. /kloc-you can enter the normal life program after 0/2 hours.

Verb (abbreviation for verb) self-help and mutual rescue of injuries during the game.

1. Report: If you find the sick and wounded in a bad mood, you should report it immediately (see emergency communication) and seek rescue.

2. The sick and wounded immediately lie on their backs, with their lower limbs raised 15 degrees and their heads turned to one side. Get dressed and keep warm until the doctor comes to see you.

3. After inspection, it is confirmed that the breathing and heartbeat of the sick and wounded have disappeared. You can perform cardiopulmonary resuscitation, wait for the ambulance to arrive while rescuing, and don't move the wounded and sick easily.