炸鸡排其实是健康食品？但别和米饭甜点一起吃
<p>说起炸鸡排，绝大多数人都觉得是个不健康的食品，毕竟它含有那么多脂肪。</p><p>但是，真的是这样吗？</p><p>根据最新的一些研究，可能并不是。</p><p><span word="A">A</span> <span word="recent">recent</span> <span word="mouse">mouse</span> <span word="study">study</span> <span word="at">at</span> <span word="the">the</span> <span word="UC">UC</span> <span word="Davis">Davis</span> <span word="School">School</span> <span word="of">of</span> <span word="Veterinary">Veterinary</span> <span word="Medicine">Medicine</span> <span word="sheds">sheds</span> <span word="light">light</span> <span word="on">on</span> <span word="those">those</span> <span word="questions">questions</span> <span word="by">by</span> <span word="demonstrating">demonstrating</span> <span word="that">that</span> <span word="a">a</span> <span word="high">high</span> <span word="fat">fat</span>, <span word="or">or</span> <span word="ketogenic">ketogenic</span>, <span word="diet">diet</span> <span word="not">not</span> <span word="only">only</span> <span word="increases">increases</span> <span word="longevity">longevity</span> <span word="but">but</span> <span word="also">also</span> <span word="improves">improves</span> <span word="physical">physical</span> <span word="strength">strength</span>.</p><p>最近，加州大学戴维斯分校的兽医学院在老鼠身上做了个实验，这个研究给刚刚说的问题提供了一些全新的视角：高脂肪饮食，或者说叫生酮饮食，不仅能促进长寿，还能提高身体的力量。</p><p>这项研究的主导者之一 <span word="Jon">Jon</span> <span word="Ramsey">Ramsey</span> 是一位营养学家（<span word="nutritionist">nutritionist</span>），他说这个结果让他们自己也感到吃惊。</p><p>"<span word="We">We</span> <span word="expected">expected</span> <span word="some">some</span> <span word="differences">differences</span>, <span word="but">but</span> <span word="I">I</span> <span word="was">was</span> <span word="impressed">impressed</span> <span word="by">by</span> <span word="the">the</span> <span word="magnitude">magnitude</span> <span word="we">we</span> <span word="observed">observed</span> -- <span word="a">a</span> 13 <span word="percent">percent</span> <span word="increase">increase</span> <span word="in">in</span> <span word="median">median</span> <span word="life">life</span> <span word="span">span</span> <span word="for">for</span> <span word="the">the</span> <span word="mice">mice</span> <span word="on">on</span> <span word="a">a</span> <span word="high">high</span> <span word="fat">fat</span> <span word="vs">vs</span> <span word="high">high</span> <span word="carb">carb</span> <span word="diet">diet</span>. <span word="In">In</span> <span word="humans">humans</span>, <span word="that">that</span> <span word="would">would</span> <span word="be">be</span> <span word="seven">seven</span> <span word="to">to</span> 10 <span word="years">years</span>. <span word="But">But</span> <span word="equally">equally</span> <span word="important">important</span>, <span word="those">those</span> <span word="mice">mice</span> <span word="retained">retained</span> <span word="quality">quality</span> <span word="of">of</span> <span word="health">health</span> <span word="in">in</span> <span word="later">later</span> <span word="life">life</span>."</p><p>我们的确预想到会有这方面的差异，但我们观测到的差异幅度大得让人吃惊——这些采取高脂肪饮食的老鼠与采取高碳水饮食的老鼠相比，平均寿命增长了13%。换算成人的寿命，就是多了7到10年。同样重要的第一点是：这些老鼠在晚年也能保持很好的健康状况。</p>
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