科学家称人类寿命最高“上限”为115岁
<p>人类如今更注重均衡饮食，也有更好的生活条件与医疗环境，因此预期寿命逐渐延长。不过荷兰研究人员表示，人类寿命其实是有最高“上限”的，生活方式再健康，寿命也不会无限延长。</p><p><span word="Researchers">Researchers</span> <span word="claim">claim</span> <span word="to">to</span> <span word="have">have</span> <span word="discovered">discovered</span> <span word="the">the</span> <span word="maximum">maximum</span> <span word="age">age</span> '<span word="ceiling">ceiling</span>' <span word="for">for</span> <span word="human">human</span> <span word="lifespan">lifespan</span>.</p><p>研究人员称，他们发现了人类寿命的上限。</p><p><span word="Despite">Despite</span> <span word="growing">growing</span> <span word="life">life</span> <span word="expectancy">expectancy</span> <span word="because">because</span> <span word="of">of</span> <span word="better">better</span> <span word="nutrition">nutrition</span>, <span word="living">living</span> <span word="conditions">conditions</span> <span word="and">and</span> <span word="medical">medical</span> <span word="care">care</span>, <span word="Dutch">Dutch</span> <span word="scientists">scientists</span> <span word="say">say</span> <span word="our">our</span> <span word="longevity">longevity</span> <span word="cannot">cannot</span> <span word="keep">keep</span> <span word="extending">extending</span> <span word="forever">forever</span>.</p><p>荷兰科学家表示，虽然营养条件、生活环境和医疗水平的进步提高了人类的预期寿命，但是人类的寿命不会无限延长。</p><p><span word="Women">Women</span> <span word="can">can</span> <span word="only">only</span> <span word="live">live</span> <span word="to">to</span> <span word="a">a</span> <span word="maximum">maximum</span> <span word="of">of</span> 115.7 <span word="years">years</span>, <span word="they">they</span> <span word="said">said</span>, <span word="while">while</span> <span word="men">men</span> <span word="can">can</span> <span word="only">only</span> <span word="hope">hope</span> <span word="for">for</span> 114.1 <span word="years">years</span> <span word="at">at</span> <span word="the">the</span> <span word="most">most</span>.</p><p>科学家称，女性最多能活到115.7岁，而男性则为114.1岁。</p><p><span word="The">The</span> <span word="research">research</span> <span word="by">by</span> <span word="statisticians">statisticians</span> <span word="at">at</span> <span word="Tilburg">Tilburg</span> <span word="and">and</span> <span word="Rotterdam">Rotterdam</span>'<span word="s">s</span> <span word="Erasmus">Erasmus</span> <span word="universities">universities</span> <span word="said">said</span> <span word="however">however</span> <span word="there">there</span> <span word="were">were</span> <span word="still">still</span> <span word="some">some</span> <span word="people">people</span> <span word="who">who</span> <span word="had">had</span> <span word="bent">bent</span> <span word="the">the</span> <span word="norm">norm</span>, <span word="like">like</span> <span word="French">French</span> <span word="woman">woman</span> <span word="Jeanne">Jeanne</span> <span word="Calment">Calment</span> <span word="who">who</span> <span word="died">died</span> <span word="at">at</span> <span word="the">the</span> <span word="ripe">ripe</span> <span word="old">old</span> <span word="age">age</span> <span word="of">of</span> 122 <span word="years">years</span> <span word="and">and</span> 164 <span word="days">days</span> <span word="in">in</span> 1997.</p><p>但是，蒂尔堡大学和鹿特丹伊拉斯姆斯大学两校统计学家的研究表示，还是有一些人突破了这一极值。比如，来自法国的雅娜•卡尔芒就活了122岁零164天，于1997年去世。</p><p><span word="Lifespan">Lifespan</span> <span word="is">is</span> <span word="the">the</span> <span word="term">term</span> <span word="used">used</span> <span word="to">to</span> <span word="describe">describe</span> <span word="how">how</span> <span word="long">long</span> <span word="an">an</span> <span word="individual">individual</span> <span word="lives">lives</span>, <span word="while">while</span> <span word="life">life</span> <span word="expectancy">expectancy</span> <span word="is">is</span> <span word="the">the</span> <span word="average">average</span> <span word="duration">duration</span> <span word="of">of</span> <span word="life">life</span> <span word="that">that</span> <span word="individuals">individuals</span> <span word="in">in</span> <span word="an">an</span> <span word="age">age</span> <span word="group">group</span> <span word="can">can</span> <span word="expect">expect</span> <span word="to">to</span> <span word="have">have</span> - <span word="a">a</span> <span word="measure">measure</span> <span word="of">of</span> <span word="societal">societal</span> <span word="wellbeing">wellbeing</span>.</p>
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