中国人每天走路步数世界第一，运动状况不错
<p><span word="In">In</span> <span word="what">what</span> <span word="scientists">scientists</span> <span word="say">say</span> <span word="is">is</span> <span word="the">the</span> <span word="largest">largest</span> <span word="study">study</span> <span word="of">of</span> <span word="human">human</span> <span word="movement">movement</span> <span word="ever">ever</span> <span word="conducted">conducted</span>, <span word="researchers">researchers</span> <span word="collected">collected</span> <span word="physical">physical</span> <span word="activity">activity</span> <span word="data">data</span> <span word="from">from</span> <span word="smartphone">smartphone</span> <span word="users">users</span> <span word="in">in</span> 111 <span word="countries">countries</span> – <span word="and">and</span> <span word="discovered">discovered</span> <span word="what">what</span> <span word="they">they</span> <span word="think">think</span> <span word="could">could</span> <span word="be">be</span> <span word="a">a</span> <span word="significant">significant</span> <span word="unrecognised">unrecognised</span> <span word="public">public</span> <span word="health">health</span> <span word="risk">risk</span>.</p><p>科学家表示，这是迄今为止规模最大的关于人类运动的研究。研究人员收集了来自111个国家的智能手机用户的身体运动数据，发现了在他们看来可能尚未意识到的重大公共健康风险。</p><p><span word="Analysing">Analysing</span> <span word="the">the</span> <span word="level">level</span> <span word="of">of</span> <span word="activity">activity</span> <span word="of">of</span> <span word="more">more</span> <span word="than">than</span> 700,000 <span word="people">people</span>, <span word="the">the</span> <span word="team">team</span> <span word="found">found</span> <span word="it">it</span> <span word="wasn">wasn</span>'<span word="t">t</span> <span word="the">the</span> <span word="average">average</span> <span word="level">level</span> <span word="of">of</span> <span word="physical">physical</span> <span word="activity">activity</span> <span word="in">in</span> <span word="each">each</span> <span word="country">country</span> <span word="that">that</span> <span word="proved">proved</span> <span word="the">the</span> <span word="biggest">biggest</span> <span word="predictor">predictor</span> <span word="of">of</span> <span word="obesity">obesity</span> – <span word="it">it</span> <span word="was">was</span> <span word="the">the</span> <span word="amount">amount</span> <span word="of">of</span> "<span word="activity">activity</span> <span word="inequality">inequality</span>" <span word="within">within</span> <span word="each">each</span> <span word="population">population</span> <span word="that">that</span> <span word="increased">increased</span> <span word="the">the</span> <span word="prevalence">prevalence</span> <span word="of">of</span> <span word="obesity">obesity</span>.</p><p>该研究团队分析了70多万人的运动水平后发现，每个国家的国民身体运动平均水平并不是预测肥胖的最大因素，而是每个国家的国民“运动不平等”这一数值增加了肥胖率。</p><p><span word="When">When</span> <span word="they">they</span> <span word="compiled">compiled</span> <span word="the">the</span> <span word="data">data</span>, <span word="the">the</span> <span word="team">team</span> <span word="noticed">noticed</span> <span word="that">that</span> <span word="in">in</span> <span word="countries">countries</span> <span word="with">with</span> <span word="little">little</span> <span word="obesity">obesity</span>, <span word="people">people</span> <span word="tended">tended</span> <span word="to">to</span> <span word="walk">walk</span> <span word="about">about</span> <span word="the">the</span> <span word="same">same</span> <span word="amount">amount</span> <span word="each">each</span> <span word="day">day</span>. <span word="In">In</span> <span word="other">other</span> <span word="countries">countries</span>, <span word="though">though</span>, <span word="where">where</span> <span word="there">there</span> <span word="were">were</span> <span word="bigger">bigger</span> <span word="gaps">gaps</span> <span word="between">between</span> <span word="those">those</span> <span word="who">who</span> <span word="walked">walked</span> <span word="a">a</span> <span word="lot">lot</span> <span word="and">and</span> <span word="those">those</span> <span word="who">who</span> <span word="walked">walked</span> <span word="only">only</span> <span word="a">a</span> <span word="little">little</span>, <span word="obesity">obesity</span> <span word="was">was</span> <span word="significantly">significantly</span> <span word="more">more</span> <span word="of">of</span> <span word="a">a</span> <span word="problem">problem</span>.</p><p>研究团队在统计数据时注意到，在肥胖率很低的国家，往往人们每天走的步数相差无几。然而，在其他一些国家，那些走了很多步的人和那些只走了一点的人之间的步数差距更大，在这些国家里肥胖成了大问题。</p>
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