高蛋白饮食和寿命长短有关系吗
<p><span word="Research">Research</span> <span word="shows">shows</span> <span word="that">that</span> <span word="a">a</span> <span word="diet">diet</span> <span word="high">high</span> <span word="in">in</span> <span word="protein">protein</span> <span word="and">and</span> <span word="low">low</span> <span word="in">in</span> <span word="carbohydrates">carbohydrates</span> <span word="can">can</span> <span word="help">help</span> <span word="shed">shed</span> <span word="pounds">pounds</span> <span word="and">and</span> <span word="normalize">normalize</span> <span word="blood">blood</span>-<span word="glucose">glucose</span> <span word="levels">levels</span>, <span word="improvements">improvements</span> <span word="that">that</span> <span word="lower">lower</span> <span word="the">the</span> <span word="risk">risk</span> <span word="of">of</span> <span word="diabetes">diabetes</span> <span word="and">and</span> <span word="cardiovascular">cardiovascular</span> <span word="disease">disease</span>.</p><p>研究表明，含有高蛋白、低碳水化合物的饮食有助于减肥并能使血糖水平恢复正常，而血糖水平得到改善能降低糖尿病和心血管疾病的患病风险。</p><p><span word="But">But</span> <span word="will">will</span> <span word="you">you</span> <span word="live">live</span> <span word="longer">longer</span> <span word="on">on</span> <span word="a">a</span> <span word="high">high</span>-<span word="protein">protein</span>, <span word="low">low</span>-<span word="carb">carb</span> <span word="diet">diet</span>? <span word="Two">Two</span> <span word="studies">studies</span> <span word="in">in</span> <span word="the">the</span> <span word="current">current</span> <span word="edition">edition</span> <span word="of">of</span> <span word="the">the</span> <span word="scientific">scientific</span> <span word="journal">journal</span> <span word="Cell">Cell</span> <span word="Metabolism">Metabolism</span> <span word="suggest">suggest</span> <span word="the">the</span> <span word="opposite">opposite</span>. <span word="One">One</span> <span word="involved">involved</span> <span word="an">an</span> <span word="experiment">experiment</span> <span word="conducted">conducted</span> <span word="on">on</span> <span word="mice">mice</span>, <span word="the">the</span> <span word="other">other</span> <span word="an">an</span> 18-<span word="year">year</span> <span word="study">study</span> <span word="of">of</span> <span word="humans">humans</span> <span word="who">who</span> <span word="had">had</span> <span word="divulged">divulged</span> <span word="their">their</span> <span word="dietary">dietary</span> <span word="habits">habits</span>. <span word="Both">Both</span> <span word="studies">studies</span> <span word="found">found</span> <span word="a">a</span> <span word="strong">strong</span> <span word="association">association</span> <span word="between">between</span> <span word="longevity">longevity</span> <span word="and">and</span> <span word="a">a</span> <span word="low">low</span>-<span word="protein">protein</span>, <span word="high">high</span>-<span word="carbohydrate">carbohydrate</span> <span word="diet">diet</span>, <span word="although">although</span> <span word="the">the</span> <span word="human">human</span> <span word="study">study</span> <span word="bore">bore</span> <span word="a">a</span> <span word="twist">twist</span>: <span word="Beyond">Beyond</span> <span word="age">age</span> 65, <span word="higher">higher</span> <span word="protein">protein</span> <span word="levels">levels</span> <span word="appeared">appeared</span> <span word="to">to</span> <span word="promote">promote</span> <span word="longevity">longevity</span>.</p><p>但你会因为高蛋白、低碳饮食而活得更久吗？科学期刊《细胞代谢》(<span word="Cell">Cell</span> <span word="Metabolism">Metabolism</span>)本期上的两项研究认为答案是否定的。其中一则研究涉及对老鼠进行的一项试验，另一则项则对那些暴露自己饮食习惯的人进行了长达18年的研究。尽管针对人类进行的研究与最终的结论有些出入，即过了65岁以后，更高的蛋白水平似乎会延年益寿。但前述两项研究均发现：在长寿与高蛋白、低碳水化合物的饮食习惯之间存在着一种强烈的关联。</p><p>'<span word="Those">Those</span> <span word="high">high</span>-<span word="protein">protein</span> <span word="diets">diets</span> <span word="were">were</span> <span word="developed">developed</span> <span word="with">with</span> <span word="a">a</span> <span word="shortsighted">shortsighted</span> <span word="vision">vision</span>,' <span word="said">said</span> <span word="Valter">Valter</span> <span word="D">D</span>. <span word="Longo">Longo</span>, <span word="a">a</span> <span word="University">University</span> <span word="of">of</span> <span word="Southern">Southern</span> <span word="California">California</span> <span word="professor">professor</span> <span word="of">of</span> <span word="gerontology">gerontology</span> <span word="and">and</span> <span word="biological">biological</span> <span word="sciences">sciences</span> <span word="and">and</span> <span word="the">the</span> <span word="lead">lead</span> <span word="author">author</span> <span word="of">of</span> <span word="the">the</span> <span word="human">human</span> <span word="study">study</span>. '<span word="On">On</span> <span word="a">a</span> <span word="high">high</span>-<span word="protein">protein</span>, <span word="high">high</span>-<span word="fat">fat</span> <span word="diet">diet</span> <span word="you">you</span> <span word="can">can</span> <span word="lose">lose</span> <span word="weight">weight</span>, <span word="but">but</span> <span word="in">in</span> <span word="the">the</span> <span word="long">long</span> <span word="run">run</span> <span word="you">you</span> <span word="may">may</span> <span word="be">be</span> <span word="hurting">hurting</span> <span word="yourself">yourself</span>.'</p>
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