Swimming has a rapid heartbeat
Two, looking for shallow water (at least not higher than their own, do not rush to the chest) under deep water in shallow water, should be at least a week to learn to adapt to the floating effect of water and shallow diving (will head into the water test, to grasp their own breath can evaluate the real time diving), transparent, is in shallow water the head, immersed in water, silently count, see oneself can insist on how long. This exercise for a long time repeatedly, until they no longer afraid of water head, the holding time increases gradually, before considering further work. The average person's diving time should be 45 seconds - 60 seconds, that is to say, the average person's diving time and depth during this period of time, from diving to water, must be mastered in 45 seconds to 60 seconds time must be water ventilation. Otherwise, there will be choking water, drowning risk.Three, when it has its own diving experience, then the next step, and the height of water into learning treading water, breaststroke, backstroke, diving, treading water movement.
First, don't try to be brave, self deception, brag, is a potential killer of accidents, must be in front of the water by hand into the water at least three times cast to the chest hall, let oneself quickly adapt to the temperature of the water. Avoid the difference between the temperature difference is too far, lead to cramps, panic, chest tightness, drowning and other accidents,
When swimming, the heart is very fast, it is in the water before ignoring a detail, that is not in the water before the hand, the water at least three times poured into the chest hall, let oneself quickly adapt to the temperature of the water caused by panic, chest tightness phenomenon.For the first time to swim, you must first understand the hazards of water and improper water treatment. And then consider how to learn the swimming patterns you want to learn, the details of the steps before launching:
