这些水果和蔬菜有益心理健康:尤其是生吃的时候
<p><span word="Raw">Raw</span> <span word="fruits">fruits</span> <span word="and">and</span> <span word="vegetables">vegetables</span> <span word="may">may</span> <span word="be">be</span> <span word="better">better</span> <span word="for">for</span> <span word="your">your</span> <span word="mental">mental</span> <span word="health">health</span> <span word="than">than</span> <span word="cooked">cooked</span> <span word="ones">ones</span>, <span word="according">according</span> <span word="to">to</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span> <span word="from">from</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Otago">Otago</span> <span word="in">in</span> <span word="New">New</span> <span word="Zealand">Zealand</span>. <span word="The">The</span> <span word="study">study</span>, <span word="published">published</span> <span word="in">in</span> <span word="Frontiers">Frontiers</span> <span word="in">in</span> <span word="Psychology">Psychology</span>, <span word="found">found</span> <span word="that">that</span> <span word="people">people</span> <span word="who">who</span> <span word="ate">ate</span> <span word="more">more</span> <span word="uncooked">uncooked</span> <span word="produce">produce</span> <span word="had">had</span> <span word="lower">lower</span> <span word="levels">levels</span> <span word="of">of</span> <span word="symptoms">symptoms</span> <span word="related">related</span> <span word="to">to</span> <span word="depression">depression</span> <span word="and">and</span> <span word="other">other</span> <span word="mental">mental</span> <span word="illnesses">illnesses</span>, <span word="compared">compared</span> <span word="to">to</span> <span word="those">those</span> <span word="who">who</span> <span word="ate">ate</span> <span word="more">more</span> <span word="cooked">cooked</span>, <span word="canned">canned</span>, <span word="or">or</span> <span word="processed">processed</span> <span word="varieties">varieties</span>.</p><p>新西兰奥塔哥大学的一项新研究表明：生的水果和蔬菜或许比煮熟的水果和蔬菜更有益于心理健康。这篇研究发表在<span word="Frontiers">Frontiers</span> <span word="in">in</span> <span word="Psychology">Psychology</span>期刊上，研究发现：与那些经常吃煮熟的、罐装或处理过的农产品的人相比，经常吃生的农产品的人患抑郁症和其它心理疾病的风险更低。</p><p><span word="The">The</span> <span word="study">study</span> <span word="was">was</span> <span word="only">only</span> <span word="able">able</span> <span word="to">to</span> <span word="show">show</span> <span word="an">an</span> <span word="association">association</span> <span word="between">between</span> <span word="raw">raw</span> <span word="produce">produce</span> <span word="and">and</span> <span word="better">better</span> <span word="mental">mental</span> <span word="health">health</span>, <span word="not">not</span> <span word="a">a</span> <span word="cause">cause</span>-<span word="and">and</span>-<span word="effect">effect</span> <span word="relationship">relationship</span>. <span word="But">But</span> <span word="the">the</span> <span word="researchers">researchers</span> <span word="say">say</span> <span word="the">the</span> <span word="link">link</span> <span word="could">could</span> <span word="have">have</span> <span word="to">to</span> <span word="do">do</span> <span word="with">with</span> <span word="the">the</span> <span word="fact">fact</span> <span word="that">that</span> <span word="many">many</span> <span word="fruits">fruits</span> <span word="and">and</span> <span word="vegetables">vegetables</span> <span word="have">have</span> <span word="more">more</span> <span word="nutrients">nutrients</span> <span word="in">in</span> <span word="their">their</span> <span word="natural">natural</span> <span word="state">state</span>-<span word="and">and</span> <span word="that">that</span> <span word="those">those</span> <span word="nutrients">nutrients</span> <span word="may">may</span> <span word="have">have</span> <span word="a">a</span> <span word="positive">positive</span> <span word="impact">impact</span> <span word="on">on</span> <span word="mood">mood</span> <span word="and">and</span> <span word="brain">brain</span> <span word="chemistry">chemistry</span>.</p><p>这项研究只能表明生的农产品和更佳的心理健康之间存在联系，却不能证明是因果关系。但研究员表示，这种联系可能与这一事实相关：很多水果和蔬菜在其自然状态下有更多的营养成分--而这些营养成分可能对心情和大脑有积极作用。</p><p><span word="For">For</span> <span word="the">the</span> <span word="study">study</span>, <span word="researchers">researchers</span> <span word="surveyed">surveyed</span> <span word="more">more</span> <span word="than">than</span> 400 <span word="young">young</span> <span word="adults">adults</span>, <span word="ages">ages</span> 18 <span word="to">to</span> 25, <span word="in">in</span> <span word="the">the</span> <span word="United">United</span> <span word="States">States</span> <span word="and">and</span> <span word="New">New</span> <span word="Zealand">Zealand</span>. <span word="People">People</span> <span word="in">in</span> <span word="this">this</span> <span word="age">age</span> <span word="group">group</span> <span word="tend">tend</span> <span word="to">to</span> <span word="consume">consume</span> <span word="a">a</span> <span word="relatively">relatively</span> <span word="low">low</span> <span word="level">level</span> <span word="of">of</span> <span word="fruits">fruits</span> <span word="and">and</span> <span word="vegetables">vegetables</span>, <span word="the">the</span> <span word="authors">authors</span> <span word="point">point</span> <span word="out">out</span>, <span word="and">and</span> <span word="are">are</span> <span word="also">also</span> <span word="at">at</span> <span word="high">high</span> <span word="risk">risk</span> <span word="for">for</span> <span word="mental">mental</span> <span word="health">health</span> <span word="disorders">disorders</span>.</p>
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