Free diving, which is based on the diver's own vital capacity to adjust the breath-hold breath as far as possible to deep-dive, requires long-term professional helium training. The following will introduce in detail the free diver's static helium training method in the swimming pool. There is a certain risk of suffocation, and someone must be supervised when training. Do not do it alone.
step:
1: Breathing 2 to 3 minutes before entering the water is very important, especially for static suffocation, try to avoid unnecessary movements and super-breathing, focus on breathing control, breathing slightly deeper than usual (and so more and more skilled At this time, the breathing is getting shallower and shallower, and the high-level players will breathe a lot more shallow than usual during this 2-3 minute breath, depending on the individual. This is done to prevent shadow water black out of the coma. Appropriately prolong the exhalation time, you will feel the speed of the heartbeat decreases with each breath
2: The last breath began to fill up the breath (that is, try to inhale more air), and then the body recognizes itself as it enters the water. It also avoids too many movements while keeping the eyes closed.
3: When you breathe, try to stay maximally relaxed. Keeping your body motionless does not mean that you can relax. You can check yourself. Is my neck relaxed? My left shoulder, left arm, left hand, left hand, waist, left leg, and so on. Usually it takes a minute for the water to reach true relaxation. At that time, even the tongue is relaxed (usually when you just go into the water because Before the lungs are filled, the chest will expand, so the tongue cannot relax and the chest muscles will not relax. After a while, the swelling will gradually disappear. This is to relax the chest muscles as soon as possible, because a lot of air is in the lungs. , You can adjust when you use your tongue to cover your lips to prevent gas from escaping from your mouth, and when you use soft patella to hold the gas.
4: At this time, the supervising person should pay attention to the dynamics of the diver to see if there is a big drum bubble overflowing from his mouth (usually because the diver is already unconscious and the mouth is involuntarily open) and beats every 1 minute or 30 seconds. Divers, divers move the index finger in the water, said he was awake.
5: When the diver is getting longer in the water, the carbon dioxide content in the blood gradually increases, and the diver's body will begin to twitch involuntarily, telling that he needs to breathe. This kind of involuntary convulsions start from time to time. Some people come early, some people come late, and some people don't even come to the roots. (The earlier people who come indicate that your diver's response is better, it can be very large through training. Increased degree of diver's response). At this time, the body continues to relax as much as possible, but at the same time pays attention to changes in one's own body. Does it feel headache or other incompatibility? The more attention it gets, the more attention it takes in the future. In the last ten seconds, open your eyes to see if there is any blurred vision. Or look at the delay of the line of sight, and then try to prevent yourself from being black out (shallow water coma) while staying in the water as much as possible. This type of convulsions usually occurs the first time in each exercise, and most divers start the convulsions after a few minutes in the water.
6: Before leaving the water, the shoulders are next to the swimming pool and you step on the bottom of the pool. Remember that the oxygen in your blood is still at the lowest level within seconds of you leaving the water, so be sure to fix yourself and stop After getting up and falling, after taking these preparations, the head will leave the water and breathe up to three breaths in depth (in theory, it will account for 75% of your lung capacity, and if it is too much, it will become super breathing). Then you will take down the goggles, stuffy nose and other instruments. , make an ok gesture to the person who supervises you next, say i am ok. (this is generally the final step of the game, if the score is not complete, the score will not be counted)
7: After taking a rest for 2-3 minutes, perform the next exercise. Do not move around within 2-3 minutes. Do not talk and try to control the breathing. In the same training, you will feel that the number of exercises will increase ( Up to 8 times.) The longer you get suffocating in the water, because your diver's response has been strengthened with your previous suffocation.
Practice table:
1: CO2 meter
Doing this exercise can improve your diver's response. By increasing the amount of carbon dioxide in your body, you can better control your breathing and fight physical seizures.
The table looks like this:
2 minutes 30 seconds to rest 2 minutes 30 seconds
Rest 2 minutes suffocation 2 minutes 30 seconds
Rest 1 minute 30 seconds Xenon 2 minutes 30 seconds
Rest 1 minute helium 2 minutes 30 seconds
Rest 30 seconds helium 2 minutes 30 seconds
Rest 15 seconds helium 2 minutes 30 seconds
Come up without a rest and breathe directly for 2 minutes and 30 seconds.
The duration of radon varies from person to person, at least more than half of the longest radon gas record of a diver. For example, if a diver has the longest radon gas of 5 minutes, his shortest radon gas time is 2 minutes and 30 seconds.
Everyone can notice that the time of this form of helium is not changed, but the rest time is getting shorter and shorter. This improves the diver's response by reasonably increasing the body's carbon dioxide content and practicing it.
2: Hypoxia table
This training is more likely to occur with blak out than with CO2 training because this training allows divers to adapt their body to a state of hypoxia.
Rest 2 minutes helium 1 minute
Take a rest for 2 minutes helium 1 minute 15 seconds
Take a rest for 2 minutes helium 1 minute 30 seconds
Take a rest 2 minutes helium 1 minute 45 seconds
Rest 2 minutes helium 2 minutes
Rest 2 minutes helium 2 minutes 15 seconds
Take a rest 2 minutes Xenon 2 minutes 30 seconds
Take a rest 2 minutes Xenon 2 minutes 45 seconds
The last two helium time minimum requirements exceed 80% of the diver's personal maximum helium time.
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