Another pressure and stress, both physical and mental. The conditions of life in society. The chaos Dynasties I have to struggle to compete livelihood. In order to earn a living and to the survival of themselves and their families living in the same time the need to use physical force to the operation or movement has been declining. Due to the advancement of science. And technology has to play an important role in daily life, more energy-saving equipment. Facilities in Many have been created To use renewable energy or labor in a higher ratio. Become a cause of health problems,
"Exercise is essential for everyone.
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