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步行是人人都能进行的健身活动。步行时人体的大部分肌肉、骨骼、关节和韧带都参与活动,可以增强肌肉和韧带的活动能力,提高骨关节灵活性,对防止骨关节的退行性变化极为有益。步行可改善呼吸系统的功能。据测试,缓慢行走,肺通气量比安静时增加一倍;如果快步行走,肺通气量要比安静时增加4倍。步行还能促进肠胃蠕动,帮助消化,增进食欲。步行时,人在大自然环境中悠然自得,呼吸新鲜空气,既陶冶思想情操,又能使人轻松愉快,有助于缓解神经紧张,消除大脑疲劳。步行可促进全身血液循
Walking is a fitness activity that everyone can do. During walking, most of the body’s muscles, bones, joints and ligaments are involved in the activities, which can enhance the muscle and ligaments’ mobility, increase the flexibility of the joints and prevent the degenerative changes of the bones and joints. Walking can improve the function of the respiratory system. According to the test, walking slowly, lung ventilation than doubled quiet; if walking faster, pulmonary ventilation than quiet increase of 4 times. Walking can also promote gastrointestinal motility, to help digestion, increase appetite. When walking, people in the natural environment leisurely, breathe fresh air, not only cultivate sentiments, but also make people relaxed and happy, help to relieve nervous tension and eliminate brain fatigue. Walking can promote systemic blood circulation