Sports introduction:
Sports is a complex social and cultural phenomenon, which is a conscious and organized social activity based on physical and intellectual activities, in accordance with the laws of human growth and development, skill formation and function improvement, in order to promote people's all-round development, improve physical fitness and overall education level, enhance physical fitness and sports ability, improve lifestyle and improve quality of life.
With the expansion of international exchanges, the scale and level of sports development has become an important symbol to measure the development and progress of a country and society, and also an important means of diplomatic and cultural exchanges between countries.
Sports can be divided into mass sports, professional sports and school sports. Including sports culture, sports education, sports activities, sports competitions, sports facilities, sports organizations, sports technology and many other elements.
The human body is an organic whole composed of various organ systems. When doing exercise, it seems that only the muscles are moving. In fact, the respiratory and blood circulation organs of the body are all involved in the activities, and they must be commanded and coordinated by the cerebral cortex.
Doing warm-up activities is precisely to improve the excitement of neurons in the cerebral cortex. Warm-up activities can also slightly raise body temperature, make muscles and tendons in good condition, have good elasticity and ductility, and will not be pulled or torn due to sudden contraction, which is particularly important in winter.
Throwing, such as shot put, solid ball, javelin, softball, etc. You must act according to the teacher's password, so that you can't be forbidden and can't be careless.
Competitive sports:
It refers to the scientific and systematic training and competition in order to beat opponents, achieve excellent sports results and maximize the potential of individuals and groups in physical fitness, physical fitness, psychology and sports ability, but it must be completed under the condition of fair competition. If there is no fair competition, it is not real competitive sports. Including sports training and sports competition.
As early as 700 BC in ancient Greece, there were running, throwing, wrestling and other events, and there have been hundreds of them so far.