如果你过量睡眠 则要小心中风
<p><span word="Sleeping">Sleeping</span> <span word="more">more</span> <span word="than">than</span> <span word="eight">eight</span> <span word="hours">hours</span> <span word="a">a</span> <span word="day">day</span> <span word="is">is</span> <span word="associated">associated</span> <span word="with">with</span> <span word="a">a</span> <span word="higher">higher</span> <span word="risk">risk</span> <span word="for">for</span> <span word="stroke">stroke</span>, <span word="a">a</span> <span word="new">new</span> <span word="study">study</span> <span word="has">has</span> <span word="found">found</span>.</p><p>一项新研究发现，每天睡眠超过八小时与更大中风风险有关联。</p><p><span word="Researchers">Researchers</span> <span word="studied">studied</span> 9,692 <span word="people">people</span>, <span word="ages">ages</span> 42 <span word="to">to</span> 81, <span word="who">who</span> <span word="had">had</span> <span word="never">never</span> <span word="had">had</span> <span word="a">a</span> <span word="stroke">stroke</span>. <span word="The">The</span> <span word="study">study</span> <span word="tracked">tracked</span> <span word="how">how</span> <span word="many">many</span> <span word="hours">hours</span> <span word="a">a</span> <span word="night">night</span> <span word="the">the</span> <span word="people">people</span> <span word="slept">slept</span> <span word="at">at</span> <span word="the">the</span> <span word="beginning">beginning</span> <span word="of">of</span> <span word="the">the</span> <span word="study">study</span> <span word="and">and</span> <span word="how">how</span> <span word="much">much</span> <span word="nightly">nightly</span> <span word="sleep">sleep</span> <span word="they">they</span> <span word="were">were</span> <span word="getting">getting</span> <span word="four">four</span> <span word="years">years</span> <span word="later">later</span>. <span word="Over">Over</span> <span word="the">the</span> 10-<span word="year">year</span> <span word="study">study</span>, 346 <span word="of">of</span> <span word="the">the</span> <span word="study">study</span> <span word="subjects">subjects</span> <span word="suffered">suffered</span> <span word="strokes">strokes</span>.</p><p>研究对象为9692名42岁至81岁的人，研究开始前他们从未发生过中风。研究人员记录了这些人在研究开始时及四年后每晚的睡眠时间。在十年的研究中，有346名研究对象中风。</p><p><span word="After">After</span> <span word="controlling">controlling</span> <span word="for">for</span> <span word="more">more</span> <span word="than">than</span> <span word="a">a</span> <span word="dozen">dozen</span> <span word="other">other</span> <span word="health">health</span> <span word="and">and</span> <span word="behavioral">behavioral</span> <span word="variables">variables</span>, <span word="the">the</span> <span word="researchers">researchers</span> <span word="found">found</span> <span word="that">that</span> <span word="people">people</span> <span word="who">who</span> <span word="slept">slept</span> <span word="more">more</span> <span word="than">than</span> <span word="eight">eight</span> <span word="hours">hours</span> <span word="a">a</span> <span word="day">day</span> <span word="were">were</span> 46 <span word="percent">percent</span> <span word="more">more</span> <span word="likely">likely</span> <span word="to">to</span> <span word="have">have</span> <span word="had">had</span> <span word="a">a</span> <span word="stroke">stroke</span> <span word="than">than</span> <span word="those">those</span> <span word="who">who</span> <span word="slept">slept</span> <span word="six">six</span> <span word="to">to</span> <span word="eight">eight</span> <span word="hours">hours</span>.</p><p>在控制了十多项其他健康和行为变量之后，研究者们发现，每晚睡眠超过八小时的人比睡六至八小时的人患中风的可能性高46%。</p><p><span word="The">The</span> <span word="study">study</span>, <span word="published">published</span> <span word="online">online</span> <span word="last">last</span> <span word="week">week</span> <span word="in">in</span> <span word="Neurology">Neurology</span>, <span word="also">also</span> <span word="found">found</span> <span word="that">that</span> <span word="the">the</span> <span word="risk">risk</span> <span word="of">of</span> <span word="stroke">stroke</span> <span word="was">was</span> <span word="higher">higher</span> <span word="among">among</span> <span word="people">people</span> <span word="who">who</span> <span word="reported">reported</span> <span word="that">that</span> <span word="their">their</span> <span word="need">need</span> <span word="for">for</span> <span word="sleep">sleep</span> <span word="had">had</span> <span word="increased">increased</span> <span word="over">over</span> <span word="the">the</span> <span word="study">study</span> <span word="period">period</span>.</p><p>这项研究上周发表在《神经学》周刊(<span word="Neurology">Neurology</span>)的网站上。研究还发现，在研究过程中，自称睡眠需求增大的人中风的风险更大。</p>
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