英语六级阅读精讲：减肥有益于大脑健康 能变聪明
<p> <span word="Losing">Losing</span> <span word="weight">weight</span> <span word="is">is</span> <span word="not">not</span> <span word="only">only</span> <span word="good">good</span> <span word="for">for</span> <span word="the">the</span> <span word="waistline">waistline</span>, <span word="it">it</span> <span word="is">is</span> <span word="good">good</span> <span word="for">for</span> <span word="the">the</span> <span word="brain">brain</span>。</p><p> 保持健康的体重不仅能让你拥有苗条的腹部线条，同时还有益于你的大脑。</p><p> <span word="Scientists">Scientists</span> <span word="say">say</span> <span word="substantial">substantial</span> <span word="weight">weight</span> <span word="loss">loss</span> <span word="improves">improves</span> <span word="cognitive">cognitive</span> <span word="functions">functions</span> <span word="like">like</span> <span word="memory">memory</span> <span word="and">and</span> <span word="concentration">concentration</span>。</p><p> 科学家们发现，减去多余的体重的将提高大脑的工作能力，比如说更加良好记忆与集中力。</p><p> <span word="Researchers">Researchers</span> <span word="carried">carried</span> <span word="out">out</span> <span word="tests">tests</span> <span word="on">on</span> 150 <span word="volunteers">volunteers</span>, <span word="all">all</span> <span word="weighing">weighing</span> <span word="over">over</span> 21 <span word="stone">stone</span>, <span word="and">and</span> <span word="compared">compared</span> <span word="them">them</span> <span word="with">with</span> <span word="results">results</span> <span word="from">from</span> <span word="healthy">healthy</span> <span word="people">people</span>。</p><p> 研究人员研究了150名体重超过21英石的人员的各方面数据，并将之与健康人群的数值相比较。</p><p> <span word="In">In</span> <span word="some">some</span> <span word="tests">tests</span>, <span word="including">including</span> <span word="memory">memory</span> <span word="exams">exams</span>, <span word="almost">almost</span> <span word="a">a</span> <span word="quarter">quarter</span> <span word="of">of</span> <span word="the">the</span> <span word="overweight">overweight</span> <span word="participants">participants</span> <span word="scored">scored</span> <span word="low">low</span> <span word="enough">enough</span> <span word="to">to</span> <span word="be">be</span> <span word="considered">considered</span> <span word="learning">learning</span> <span word="disabled">disabled</span>。</p><p> 在某些例如记忆力的测试中，近四分之一的体重超重者得分低到了基本可以被评价为有学习障碍。</p><p> <span word="Many">Many</span> <span word="of">of</span> <span word="them">them</span> <span word="had">had</span> <span word="additional">additional</span> <span word="health">health</span> <span word="problems">problems</span>, <span word="such">such</span> <span word="as">as</span> <span word="high">high</span> <span word="blood">blood</span> <span word="pressure">pressure</span>, <span word="type">type</span> <span word="two">two</span> <span word="diabetes">diabetes</span> <span word="and">and</span> <span word="sleep">sleep</span> <span word="apnea">apnea</span>。</p><p> 他们其中的很多人还有附加的健康问题，比如所高血压和二型睡眠呼吸暂停等。</p><p> <span word="After">After</span> <span word="the">the</span> <span word="initial">initial</span> <span word="round">round</span> <span word="of">of</span> <span word="testing">testing</span>, <span word="two">two</span>-<span word="thirds">thirds</span> <span word="of">of</span> <span word="the">the</span> <span word="volunteers">volunteers</span> <span word="had">had</span> <span word="gastric">gastric</span> <span word="bypass">bypass</span> <span word="surgery">surgery</span> <span word="to">to</span> <span word="reduce">reduce</span> <span word="the">the</span> <span word="size">size</span> <span word="of">of</span> <span word="the">the</span> <span word="stomach">stomach</span> <span word="and">and</span> <span word="lost">lost</span> <span word="an">an</span> <span word="average">average</span> <span word="of">of</span> <span word="about">about</span> 3<span word="st">st</span> 8<span word="lbs">lbs</span>。</p>
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