现代人必须加以警惕: 每天需要走多少步才健康?
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在日前上海体育学院举行的上海国际运动与健康高层论坛上,与会的运动健康专家指出,走路行为正在从日常生活中飞快地消失,现代人必须加以警惕,城市设计也需要引入健康理念,给步行人群留足空间。
一些现代生活方式正让步行从日常生活中消失。统计显示,如果开车,每天步行大约3000步,如果坐地铁,每天步行6000步。而最基本的步行数是成年人每天8000步,青少年由于身体发育需要,每天需要走16000步。美国伊利诺伊大学朱为模教授忧虑地指出,汽车代步情况越来越严重;居民楼都装上了电梯,楼梯一般处于阴暗的角落,只能充当逃生通道,于是人们连楼梯也懒得爬了。
专家也注意到,一些超前的城市设计可能正在让健康理念远离。城市规划和交通设计,往往较多考虑城市发展和汽车通行,没有给步行和自行车以足够的空间,西方发达国家在发展快速交通之后,开始回过头来去考虑如何让城市空间布局更有利于市民健康。
“城市设计也需要有健康理念,城市规划专家应该和运动健康专家进行一定的合作。”朱为模指出,如果15分钟走路可以到达的地方,一般人们愿意步行前去,超过15分钟,就会选择交通工具。所以,城市规划应该对此加以考虑,以相应的街区功能设计引导市民步行。
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