Swimming – entertainment, sports and health promotion of the child
Cheerful tot, floundering with a group of peers in the water, always causes an involuntary smile! After all, he is cheerful, plays his cheeks blush – shows that this activity brings him much pleasure. Don’t forget about this “stuff”: regular floating children almost sick with colds!
So why do so many moms and dads still not in a hurry to get their children to class? All parents know that swimming – that’s good. But one thing – a lake, river or the sea and very different – swimming pool with its relatively small volume and size.
Not dangerous classes in the pool for a child’s health?
Some parents are concerned that the pool water is chlorinated, some moms and dads, especially girls, do not want their child gained broad shoulders and a massive neck. Some fear that the child can “catch” in the pool some kind of infection, and some of them just don’t Continue reading
Higher control center of locomotor activity are located in the cerebral cortex and the nerve cells that directly control the functioning of the muscles, in the brain spinal.
The nervous system performs three main tasks. First, the harmonization and coordination of different parts of the body and combining them into a single unit. Secondly, initiation and management of reactions of the
organism as a whole in response to changes both internally and in the external environment. Thirdly, the nervous system is the carrier of the psyche. The nervous system also plays a Central role in the habituation of the human Continue reading
This knowledge is necessary in order to better understand the essence and meaning of different training effects.
Any human activity associated with energy expenditure. The immediate source of this energy in the body is adenosine triphosphate (ATP). It was during her breakdown and there is a release necessary for energy. It is very important to know that the current stock of ATP in the muscles is
very small. In the conditions of powerful muscle contractions it can last only for a few seconds. From this it follows that consumed in the process, the ATP must be immediately replenished, otherwise the muscles will lose the opportunity to decline. Such reversal is called the resynthesis of ATP, and occurs due to the reactions of two kinds: (a) aerobic Continue reading