保持健康要日行一万步？4400步就够了
<p>今天你走够一万步了吗？各种计步软件都提醒我们，每天走一万步有利健康。然而研究人员近日表示，每天要走一万步的想法是荒诞的，每天行走4400步就足以降低早亡的风险。</p><p>2018年8月26日，辽宁沈阳，徒步辽宁2018全民健身日系列活动举行，万人参与徒步活动。</p><p><span word="There">There</span>'<span word="s">s</span> <span word="nothing">nothing</span> <span word="magical">magical</span> <span word="about">about</span> <span word="the">the</span> <span word="number">number</span> 10,000.</p><p>一万这个数字没什么神奇的。</p><p><span word="In">In</span> <span word="fact">fact</span>, <span word="the">the</span> <span word="idea">idea</span> <span word="of">of</span> <span word="walking">walking</span> <span word="at">at</span> <span word="least">least</span> 10,000 <span word="steps">steps</span> <span word="a">a</span> <span word="day">day</span> <span word="for">for</span> <span word="health">health</span> <span word="goes">goes</span> <span word="back">back</span> <span word="decades">decades</span> <span word="to">to</span> <span word="a">a</span> <span word="marketing">marketing</span> <span word="campaign">campaign</span> <span word="launched">launched</span> <span word="in">in</span> <span word="Japan">Japan</span> <span word="to">to</span> <span word="promote">promote</span> <span word="a">a</span> <span word="pedometer">pedometer</span>. <span word="And">And</span>, <span word="in">in</span> <span word="subsequent">subsequent</span> <span word="years">years</span>, <span word="it">it</span> <span word="was">was</span> <span word="adopted">adopted</span> <span word="in">in</span> <span word="the">the</span> <span word="US">US</span> <span word="as">as</span> <span word="a">a</span> <span word="goal">goal</span> <span word="to">to</span> <span word="promote">promote</span> <span word="good">good</span> <span word="health">health</span>. <span word="It">It</span>'<span word="s">s</span> <span word="often">often</span> <span word="the">the</span> <span word="default">default</span> <span word="setting">setting</span> <span word="on">on</span> <span word="fitness">fitness</span> <span word="trackers">trackers</span>, <span word="but">but</span> <span word="what">what</span>'<span word="s">s</span> <span word="it">it</span> <span word="really">really</span> <span word="based">based</span> <span word="on">on</span>?</p><p>事实上，为了健康每天至少走一万步的想法可以追溯到几十年前日本一个计步器的营销活动。在随后的几年里，它成为一种促进健康的目标在美国被采纳。健身追踪器的默认设置也是一万步，但这背后真正的原理是什么呢？</p><p><span word="pedometer">pedometer</span>[<span word="p">p</span>ɪ'<span word="d">d</span>ɒ<span word="m">m</span>ɪ<span word="t">t</span>ə]：计步器</p><p><span word="default">default</span> <span word="setting">setting</span>：默认设置</p><p>"<span word="The">The</span> <span word="original">original</span> <span word="basis">basis</span> <span word="of">of</span> <span word="the">the</span> <span word="number">number</span> <span word="was">was</span> <span word="not">not</span> <span word="scientifically">scientifically</span> <span word="determined">determined</span>," <span word="says">says</span> <span word="researcher">researcher</span> <span word="I">I</span>-<span word="Min">Min</span> <span word="Lee">Lee</span> <span word="of">of</span> <span word="Brigham">Brigham</span> <span word="and">and</span> <span word="Women">Women</span>'<span word="s">s</span> <span word="Hospital">Hospital</span>.</p><p>布里格姆女子医院的研究员李依敏说：“这个数字的最初依据没有科学上的验证。”</p><p><span word="She">She</span> <span word="was">was</span> <span word="curious">curious</span> <span word="to">to</span> <span word="know">know</span> <span word="how">how</span> <span word="many">many</span> <span word="steps">steps</span> <span word="you">you</span> <span word="need">need</span> <span word="to">to</span> <span word="take">take</span> <span word="a">a</span> <span word="day">day</span> <span word="to">to</span> <span word="maintain">maintain</span> <span word="good">good</span> <span word="health">health</span> <span word="and">and</span> <span word="live">live</span> <span word="a">a</span> <span word="long">long</span> <span word="life">life</span>, <span word="so">so</span> <span word="she">she</span> <span word="and">and</span> <span word="her">her</span> <span word="colleagues">colleagues</span> <span word="designed">designed</span> <span word="a">a</span> <span word="study">study</span> <span word="that">that</span> <span word="included">included</span> <span word="about">about</span> 17,000 <span word="older">older</span> <span word="women">women</span>. <span word="Their">Their</span> <span word="average">average</span> <span word="age">age</span> <span word="was">was</span> 72. <span word="The">The</span> <span word="women">women</span> <span word="all">all</span> <span word="agreed">agreed</span> <span word="to">to</span> <span word="clip">clip</span> <span word="on">on</span> <span word="wearable">wearable</span> <span word="devices">devices</span> <span word="to">to</span> <span word="track">track</span> <span word="their">their</span> <span word="steps">steps</span> <span word="as">as</span> <span word="they">they</span> <span word="went">went</span> <span word="about">about</span> <span word="their">their</span> <span word="day">day</span>-<span word="to">to</span>-<span word="day">day</span> <span word="activities">activities</span>.</p>
页:
[1]