电热水龙头价格 走路双手摆体力消耗少

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所有人走路时双手都会分别朝着与双腿相反的方向摆动。过往不少科学家推断这是由于我们的祖先是用四脚行走， 但一位荷兰科学家发现，双手摆动原来是为了减少走路所需的体力。
　　荷兰的生物力学专家监测了10名研究对象使用跑步机时的新陈代谢，他们有的正常地晃着手走（双手与双腿 的移动方向相反），有的故意不动双手，有的双手以相同方向晃动。
　　所得数据显示,光波炉，与双手正常晃动相比，脚动手不动会使身体多燃烧12％的能量。手脚移动方向相同，更将会多消耗26％的能 量,电热水龙头价格，因为肌肉力量集中于同一边；这样也较难直线行走。由此可见，我们用这样的姿势走路，是因为身 体要省力,www.sysu308.com。

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