吃苹果预防痴呆
<p> 吃苹果预防痴呆？ <span word="Does">Does</span> <span word="an">an</span> <span word="Apple">Apple</span> <span word="a">a</span> <span word="Day">Day</span> <span word="Keep">Keep</span> <span word="Dementia">Dementia</span> <span word="Away">Away</span>? 一天一苹果真的预防痴呆么? <span word="Apples">Apples</span> <span word="have">have</span> <span word="been">been</span> <span word="as">as</span> <span word="not">not</span> <span word="only">only</span> <span word="a">a</span> <span word="delicious">delicious</span> <span word="fruit">fruit</span>, <span word="but">but</span> <span word="also">also</span> <span word="as">as</span> <span word="an">an</span> <span word="effective">effective</span> <span word="way">way</span> <span word="to">to</span> <span word="improve">improve</span> <span word="your">your</span> <span word="health">health</span>. <span word="Research">Research</span> <span word="suggests">suggests</span> <span word="that">that</span> <span word="eating">eating</span> <span word="apples">apples</span> <span word="can">can</span> <span word="benefit">benefit</span> <span word="your">your</span> <span word="heart">heart</span>, <span word="your">your</span> <span word="teeth">teeth</span>, <span word="and">and</span> <span word="your">your</span> <span word="energy">energy</span> <span word="level">level</span>. <span word="Eating">Eating</span> <span word="a">a</span> <span word="higher">higher</span> <span word="amount">amount</span> <span word="of">of</span> <span word="fruits">fruits</span> <span word="and">and</span> <span word="vegetables">vegetables</span> <span word="in">in</span> <span word="general">general</span> <span word="has">has</span> <span word="also">also</span> <span word="been">been</span> <span word="associated">associated</span> <span word="with">with</span> <span word="a">a</span> <span word="lower">lower</span> <span word="risk">risk</span> <span word="for">for</span> <span word="chronic">chronic</span> <span word="diseases">diseases</span> <span word="including">including</span> <span word="coronary">coronary</span> <span word="heart">heart</span> <span word="disease">disease</span>,<span word="asthma">asthma</span>, <span word="diabetes">diabetes</span>, <span word="cancer">cancer</span> <span word="and">and</span> <span word="perhaps">perhaps</span> <span word="even">even</span> <span word="Alzheimer">Alzheimer</span> <span word="s">s</span> <span word="disease">disease</span>. 苹果不仅因其美味倍受热捧，而且对健康有十分有利的影响。研究表明多吃苹果让你心好，牙好，精神好。一般说来，多吃蔬菜水果能降低罹患冠心病、哮喘、糖尿病、癌症和老年痴呆等慢性病的风险。 <span word="So">So</span>, <span word="is">is</span> <span word="it">it</span> <span word="true">true</span> <span word="that">that</span> <span word="apples">apples</span> <span word="are">are</span> <span word="a">a</span> <span word="super">super</span> <span word="fruit">fruit</span>? <span word="Do">Do</span> <span word="they">they</span> <span word="impact">impact</span> <span word="the">the</span> <span word="health">health</span> <span word="and">and</span> <span word="functioning">functioning</span> <span word="of">of</span> <span word="your">your</span> <span word="brain">brain</span>? <span word="The">The</span> <span word="research">research</span> <span word="is">is</span> <span word="limited">limited</span>, <span word="but">but</span> <span word="it">it</span> <span word="does">does</span> <span word="show">show</span> <span word="some">some</span> <span word="promise">promise</span>. 那么，苹果真的是万能水果么?它们真的能影响大脑健康和机能么?关于这方面的研究虽然有限，但的确被证明有一定可能性。 <span word="A">A</span> <span word="Review">Review</span> <span word="of">of</span> 3 <span word="Research">Research</span> <span word="Studies">Studies</span> 回顾三项相关研究 <span word="The">The</span> <span word="Effect">Effect</span> <span word="of">of</span> <span word="Apples">Apples</span> <span word="on">on</span> <span word="Memory">Memory</span> 苹果对记忆的影响 <span word="One">One</span> <span word="study">study</span> <span word="published">published</span> <span word="in">in</span> <span word="the">the</span> <span word="Journal">Journal</span> <span word="of">of</span> <span word="Alzheimer">Alzheimer</span> <span word="s">s</span> <span word="Disease">Disease</span> <span word="involved">involved</span> <span word="older">older</span> <span word="mice">mice</span> <span word="who">who</span> <span word="were">were</span> <span word="fed">fed</span> <span word="a">a</span> <span word="deficient">deficient</span> <span word="diet">diet</span>. <span word="These">These</span> <span word="mice">mice</span> <span word="then">then</span> <span word="demonstrated">demonstrated</span> <span word="a">a</span> <span word="decline">decline</span> <span word="in">in</span> <span word="their">their</span> <span word="cognitive">cognitive</span> <span word="ability">ability</span> <span word="shown">shown</span> <span word="by">by</span> <span word="poor">poor</span> <span word="performance">performance</span> <span word="in">in</span> <span word="navigating">navigating</span> <span word="a">a</span> <span word="maze">maze</span>. <span word="However">However</span>, <span word="after">after</span> <span word="apple">apple</span> <span word="juice">juice</span> <span word="was">was</span> <span word="added">added</span> <span word="to">to</span> <span word="their">their</span> <span word="drinking">drinking</span> <span word="water">water</span> <span word="for">for</span> <span word="a">a</span> <span word="month">month</span>, <span word="their">their</span> <span word="memory">memory</span> <span word="was">was</span> <span word="restored">restored</span> <span word="and">and</span> <span word="they">they</span> <span word="were">were</span> <span word="able">able</span> <span word="to">to</span> <span word="efficiently">efficiently</span> <span word="navigate">navigate</span> <span word="the">the</span> <span word="maze">maze</span> <span word="again">again</span>. 一项发表于《阿兹海默症期刊》的课题研究了一组年老的老鼠在食物摄取量不足的条件下的行为。在迷宫测试中，这些老鼠表现欠佳，显示出认知能力的下降。然而，把苹果汁加到老鼠的食谱里一个月后，它们的记忆力恢复到原来的水平且又能走出迷宫了。 <span word="How">How</span> <span word="Do">Do</span> <span word="Apples">Apples</span> <span word="Affect">Affect</span> <span word="the">the</span> <span word="Actual">Actual</span> <span word="Health">Health</span> <span word="of">of</span> <span word="the">the</span> <span word="Brain">Brain</span>? 苹果是如何影响大脑的实际健康的? <span word="A">A</span> <span word="second">second</span> <span word="study">study</span> <span word="found">found</span> <span word="that">that</span> <span word="the">the</span> <span word="actual">actual</span> <span word="brain">brain</span> <span word="structure">structure</span> <span word="was">was</span> <span word="affected">affected</span> <span word="in">in</span> <span word="mice">mice</span> <span word="whose">whose</span> <span word="drinking">drinking</span> <span word="water">water</span> <span word="included">included</span> <span word="apple">apple</span> <span word="juice">juice</span>. <span word="The">The</span> <span word="mice">mice</span> <span word="s">s</span> <span word="brains">brains</span> <span word="were">were</span> <span word="examined">examined</span> <span word="and">and</span> <span word="found">found</span> <span word="to">to</span> <span word="contain">contain</span> <span word="a">a</span> <span word="decreased">decreased</span> <span word="level">level</span> <span word="of">of</span> <span word="beta">beta</span> <span word="amyloid">amyloid</span> <span word="protein">protein</span>, <span word="as">as</span> <span word="compared">compared</span> <span word="to">to</span> <span word="the">the</span> <span word="brains">brains</span> <span word="of">of</span> <span word="mice">mice</span> <span word="whose">whose</span> <span word="drinking">drinking</span> <span word="water">water</span> <span word="had">had</span> <span word="not">not</span> <span word="contained">contained</span> <span word="apple">apple</span> <span word="juice">juice</span>. <span word="The">The</span> <span word="accumulation">accumulation</span> <span word="and">and</span> <span word="excess">excess</span> <span word="of">of</span> <span word="this">this</span> <span word="protein">protein</span> <span word="in">in</span> <span word="the">the</span> <span word="brain">brain</span> <span word="is">is</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="hallmarks">hallmarks</span> <span word="of">of</span> <span word="Alzheimer">Alzheimer</span> <span word="s">s</span> <span word="disease">disease</span>. 第二项研究发现喝了加有苹果汁的水会影响老鼠的实际大脑结构。研究证明，饮用加苹果汁的水的老鼠，其大脑所含-脑内淀粉样蛋白少于不加苹果汁的水的老鼠。而这种蛋白在脑内的积聚和过剩是阿兹海默症的显著特征。 <span word="Will">Will</span> <span word="Eating">Eating</span> <span word="an">an</span> <span word="Apple">Apple</span> <span word="Right">Right</span> <span word="Before">Before</span> <span word="a">a</span> <span word="Test">Test</span> <span word="Help">Help</span> <span word="You">You</span> <span word="Perform">Perform</span> <span word="Better">Better</span>? 在考试前吃个苹果会让你表现更佳么? <span word="A">A</span> <span word="third">third</span> <span word="study">study</span> <span word="tested">tested</span> <span word="the">the</span> <span word="immediate">immediate</span> <span word="effects">effects</span> <span word="of">of</span> <span word="apples">apples</span> <span word="and">and</span> <span word="spinach">spinach</span> <span word="and">and</span> <span word="found">found</span> <span word="no">no</span> <span word="change">change</span> <span word="in">in</span> <span word="the">the</span> <span word="cognitive">cognitive</span> <span word="functioning">functioning</span> <span word="of">of</span> <span word="the">the</span> <span word="participants">participants</span> <span word="right">right</span> <span word="after">after</span> <span word="eating">eating</span> <span word="the">the</span> <span word="foods">foods</span>. <span word="The">The</span> <span word="study">study</span> <span word="did">did</span> <span word="not">not</span>, <span word="however">however</span>, <span word="measure">measure</span> <span word="if">if</span> <span word="a">a</span> <span word="sustained">sustained</span> <span word="diet">diet</span> <span word="that">that</span> <span word="included">included</span> <span word="apples">apples</span> <span word="affected">affected</span> <span word="cognition">cognition</span> <span word="or">or</span> <span word="risk">risk</span> <span word="of">of</span> <span word="dementia">dementia</span> <span word="over">over</span> <span word="time">time</span>. 第三项研究检验了吃完苹果和菠菜是否有立竿见影的效果，发现刚吃完蔬菜水果后，参加者的认知能力并没有改变。然而这项研究并未检测长期将水果纳入膳食对认知能力或痴呆症病发几率的影响。</p>
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