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身体素质是指人体活动的一种能力。即指人体在运动、劳动与生活中所表现出来的力量、速度、耐力、灵敏及柔韧性五个方面的机能能力。一、力量素质力量素质是指人的机体或机体的某一部分肌肉工作时克服内外阻力的能力。发展力量素质的练习方法:俯卧撑、引体向上、收腹举腿、连续单双腿跳、负重深蹲及半蹲起等。二、速度素质(一)影响速度素质的因素1.神经系统方面:神经中枢对兴奋与抑制转换过程要求神经过程的灵活性,灵活性
Physical fitness refers to the ability of human activity. That refers to the human body in the exercise, work and life demonstrated by the strength, speed, endurance, sensitivity and flexibility of the five aspects of functional capabilities. First, the strength of quality strength and quality refers to the human body or body part of the muscle work to overcome internal and external resistance. The development of the quality of the practice methods: push-ups, pull-ups, abdomen lifting their legs, continuous single-legged jump, weight squatting and squatting and so on. Second, the speed of quality (A) factors that affect the speed of quality 1. Nervous system: the nerve center of the excitement and inhibition of the conversion process requires the flexibility of the neural process, flexibility