万万没想到 BBC总结睡眠的10个秘密
<p><span word="The">The</span> <span word="science">science</span> <span word="of">of</span> <span word="sleep">sleep</span> <span word="can">can</span> <span word="be">be</span> <span word="fuzzy">fuzzy</span> <span word="and">and</span> <span word="confusing">confusing</span> <span word="at">at</span> <span word="times">times</span>. <span word="Researchers">Researchers</span> <span word="are">are</span> <span word="still">still</span> <span word="not">not</span> <span word="sure">sure</span> <span word="what">what</span> <span word="our">our</span> <span word="brains">brains</span> <span word="are">are</span> <span word="up">up</span> <span word="to">to</span>, <span word="why">why</span> <span word="we">we</span> <span word="dream">dream</span>, <span word="or">or</span> <span word="what">what</span> <span word="those">those</span> <span word="dreams">dreams</span> <span word="even">even</span> <span word="mean">mean</span>. <span word="But">But</span> <span word="there">there</span> <span word="are">are</span> <span word="some">some</span> <span word="intriguing">intriguing</span> <span word="things">things</span> <span word="we">we</span>’<span word="ve">ve</span> <span word="learnt">learnt</span> <span word="in">in</span> <span word="recent">recent</span> <span word="years">years</span> <span word="about">about</span> <span word="our">our</span> <span word="mind">mind</span>’<span word="s">s</span> <span word="journey">journey</span> <span word="to">to</span> <span word="the">the</span> <span word="Land">Land</span> <span word="of">of</span> <span word="Nod">Nod</span>.</p><p>睡眠科学有时模糊而令人迷惑。研究人员至今仍不清楚大脑的极限、做梦的原因以及梦的含义。不过近年来，关于梦境之旅，我们发现了一些有趣的现象。</p><p><span word="Here">Here</span> <span word="are">are</span> 10 <span word="surprising">surprising</span> <span word="facts">facts</span> <span word="from">from</span> <span word="the">the</span> <span word="BBC">BBC</span> <span word="Future">Future</span> <span word="archive">archive</span> <span word="and">and</span> <span word="elsewhere">elsewhere</span> <span word="that">that</span> <span word="shed">shed</span> <span word="some">some</span> <span word="light">light</span> <span word="on">on</span> <span word="why">why</span> <span word="we">we</span> <span word="need">need</span> <span word="a">a</span> <span word="restful">restful</span> <span word="night">night</span>’<span word="s">s</span> <span word="sleep">sleep</span>:</p><p>下列10条来自过去的<span word="BBC">BBC</span>未来频道和其它来源的惊人事实让我们多少了解为什么需要在晚上舒服的睡一觉</p><p>1. <span word="Familiar">Familiar</span> <span word="smells">smells</span> <span word="can">can</span> <span word="help">help</span> <span word="to">to</span> <span word="form">form</span> <span word="memories">memories</span> <span word="in">in</span> <span word="your">your</span> <span word="sleeping">sleeping</span> <span word="brain">brain</span>, <span word="improving">improving</span> <span word="your">your</span> <span word="performance">performance</span> <span word="at">at</span> <span word="simple">simple</span> <span word="learning">learning</span> <span word="tasks">tasks</span>.</p><p>1、相似的气味能帮助处于睡眠状态的大脑形成记忆，提高简单学习的效率。</p><p>2. <span word="The">The</span> <span word="body">body</span> <span word="shudders">shudders</span> <span word="people">people</span> <span word="report">report</span> <span word="as">as</span> <span word="you">you</span> <span word="fall">fall</span> <span word="asleep">asleep</span> <span word="are">are</span> <span word="surprisingly">surprisingly</span> <span word="common">common</span>, <span word="and">and</span> <span word="harmless">harmless</span> – <span word="they">they</span>’<span word="re">re</span> <span word="called">called</span> <span word="hypnic">hypnic</span> <span word="jerks">jerks</span>.</p><p>2、人们反映，睡着时抽搐出奇地普遍，而且无害。这叫入睡抽动。</p><p>3. <span word="One">One</span> <span word="small">small</span> <span word="study">study</span> <span word="proposed">proposed</span> <span word="that">that</span> <span word="learning">learning</span> <span word="the">the</span> <span word="didgeridoo">didgeridoo</span> <span word="aids">aids</span> <span word="sleep">sleep</span>, <span word="perhaps">perhaps</span> <span word="because">because</span> <span word="it">it</span> <span word="strengthens">strengthens</span> <span word="breathing">breathing</span> <span word="muscles">muscles</span>.</p><p>3、一个小型研究表明学习澳洲土著乐器迪吉里杜管有助睡眠，也许是因为这会增强呼吸肌。</p>
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