研究：一心多用会让大脑萎缩
<p>如果你在发短信的同时又在一边看电视一边听收音机，在听了这个研究结果后你可能会想停下来只专心地做一样事情，因为研究表明，一心多用会让大脑萎缩。</p><p>研究发现，同时使用多种科技产品的男人和女人大脑关键部位的灰色物质会较少。令人担忧的是，萎缩的这部分大脑和处理情感有关。</p><p>研究人员称，同时操作多种电子产品可能会缩短注意力持续的时间，让人难以集中注意力和形成记忆。</p><p><span word="If">If</span> <span word="you">you</span> <span word="are">are</span> <span word="sending">sending</span> <span word="a">a</span> <span word="text">text</span>, <span word="watching">watching</span> <span word="the">the</span> <span word="TV">TV</span> <span word="or">or</span> <span word="listening">listening</span> <span word="to">to</span> <span word="the">the</span> <span word="radio">radio</span>, <span word="you">you</span> <span word="may">may</span> <span word="want">want</span> <span word="to">to</span> <span word="stop">stop</span> <span word="and">and</span> <span word="give">give</span> <span word="this">this</span> <span word="your">your</span> <span word="full">full</span> <span word="attention">attention</span>.</p><p><span word="Multi">Multi</span>-<span word="tasking">tasking</span> <span word="shrinks">shrinks</span> <span word="the">the</span> <span word="brain">brain</span>, <span word="research">research</span> <span word="suggests">suggests</span>.</p><p><span word="A">A</span> <span word="study">study</span> <span word="found">found</span> <span word="that">that</span> <span word="men">men</span> <span word="and">and</span> <span word="women">women</span> <span word="who">who</span> <span word="frequently">frequently</span> <span word="used">used</span> <span word="several">several</span> <span word="types">types</span> <span word="of">of</span> <span word="technology">technology</span> <span word="at">at</span> <span word="the">the</span> <span word="same">same</span> <span word="time">time</span> <span word="had">had</span> <span word="less">less</span> <span word="grey">grey</span> <span word="matter">matter</span> <span word="in">in</span> <span word="a">a</span> <span word="key">key</span> <span word="part">part</span> <span word="of">of</span> <span word="the">the</span> <span word="brain">brain</span>.</p><p><span word="University">University</span> <span word="of">of</span> <span word="Sussex">Sussex</span> <span word="researchers">researchers</span> <span word="said">said</span>: ‘<span word="Simultaneously">Simultaneously</span> <span word="using">using</span> <span word="mobile">mobile</span> <span word="phones">phones</span>, <span word="laptops">laptops</span> <span word="and">and</span> <span word="other">other</span> <span word="media">media</span> <span word="devices">devices</span> <span word="could">could</span> <span word="be">be</span> <span word="changing">changing</span> <span word="the">the</span> <span word="structure">structure</span> <span word="of">of</span> <span word="our">our</span> <span word="brains">brains</span>.’</p><p><span word="Worryingly">Worryingly</span>, <span word="the">the</span> <span word="part">part</span> <span word="of">of</span> <span word="the">the</span> <span word="brain">brain</span> <span word="that">that</span> <span word="shrinks">shrinks</span> <span word="is">is</span> <span word="involved">involved</span> <span word="in">in</span> <span word="processing">processing</span> <span word="emotion">emotion</span>.</p><p><span word="The">The</span> <span word="finding">finding</span> <span word="follows">follows</span> <span word="research">research</span> <span word="which">which</span> <span word="has">has</span> <span word="linked">linked</span> <span word="multi">multi</span>-<span word="tasking">tasking</span> <span word="with">with</span> <span word="a">a</span> <span word="shortened">shortened</span> <span word="attention">attention</span> <span word="span">span</span>, <span word="depression">depression</span>, <span word="anxiety">anxiety</span> <span word="and">and</span> <span word="lower">lower</span> <span word="grades">grades</span> <span word="at">at</span> <span word="school">school</span>.</p><p><span word="The">The</span> <span word="researchers">researchers</span> <span word="began">began</span> <span word="by">by</span> <span word="asking">asking</span> 75 <span word="healthy">healthy</span> <span word="men">men</span> <span word="and">and</span> <span word="women">women</span> <span word="how">how</span> <span word="often">often</span> <span word="they">they</span> <span word="divided">divided</span> <span word="their">their</span> <span word="attention">attention</span> <span word="between">between</span> <span word="different">different</span> <span word="types">types</span> <span word="of">of</span> <span word="technology">technology</span>.</p><p><span word="This">This</span> <span word="could">could</span> <span word="mean">mean</span> <span word="sending">sending</span> <span word="a">a</span> <span word="text">text</span> <span word="message">message</span> <span word="while">while</span> <span word="listening">listening</span> <span word="to">to</span> <span word="music">music</span> <span word="and">and</span> <span word="checking">checking</span> <span word="email">email</span>, <span word="or">or</span> <span word="speaking">speaking</span> <span word="on">on</span> <span word="the">the</span> <span word="phone">phone</span> <span word="while">while</span> <span word="watching">watching</span> <span word="TV">TV</span> <span word="and">and</span> <span word="surfing">surfing</span> <span word="the">the</span> <span word="web">web</span>.<span word="z">z</span></p>
页:
[1]