患癌只因运气不佳？
<p><span word="Most">Most</span> <span word="types">types</span> <span word="of">of</span> <span word="cancer">cancer</span> <span word="can">can</span> <span word="be">be</span> <span word="put">put</span> <span word="down">down</span> <span word="to">to</span> <span word="bad">bad</span> <span word="luck">luck</span> <span word="rather">rather</span> <span word="than">than</span> <span word="risk">risk</span> <span word="factors">factors</span> <span word="such">such</span> <span word="as">as</span> <span word="smoking">smoking</span>, <span word="a">a</span> <span word="study">study</span> <span word="has">has</span> <span word="suggested">suggested</span>.</p><p>研究显示，大多数类型的癌症可以归结为运气不好，而非吸烟等风险因素所致。</p><p><span word="A">A</span> <span word="US">US</span> <span word="team">team</span> <span word="were">were</span> <span word="trying">trying</span> <span word="to">to</span> <span word="explain">explain</span> <span word="why">why</span> <span word="some">some</span> <span word="tissues">tissues</span> <span word="were">were</span> <span word="millions">millions</span> <span word="of">of</span> <span word="times">times</span> <span word="more">more</span> <span word="vulnerable">vulnerable</span> <span word="to">to</span> <span word="cancer">cancer</span> <span word="than">than</span> <span word="others">others</span>.</p><p>美国的一个研究团队试图对人体内部分细胞组织的癌变倾向相比同类大上数百万倍的现象作出解释。</p><p><span word="The">The</span> <span word="results">results</span>, <span word="in">in</span> <span word="the">the</span> <span word="journal">journal</span> <span word="Science">Science</span>, <span word="showed">showed</span> <span word="two">two</span> <span word="thirds">thirds</span> <span word="of">of</span> <span word="the">the</span> <span word="cancer">cancer</span> <span word="types">types</span> <span word="analysed">analysed</span> <span word="were">were</span> <span word="caused">caused</span> <span word="just">just</span> <span word="by">by</span> <span word="chance">chance</span> <span word="mutations">mutations</span> <span word="rather">rather</span> <span word="than">than</span> <span word="lifestyle">lifestyle</span>.</p><p>研究结果表明三分之二的癌症种类是由潜在的突变风险引起，而非生活方式。这一结果刊登在《科学》杂志上。</p><p><span word="However">However</span> <span word="some">some</span> <span word="of">of</span> <span word="the">the</span> <span word="most">most</span> <span word="common">common</span> <span word="and">and</span> <span word="deadly">deadly</span> <span word="cancers">cancers</span> <span word="are">are</span> <span word="still">still</span> <span word="heavily">heavily</span> <span word="influenced">influenced</span> <span word="by">by</span> <span word="lifestyle">lifestyle</span>.</p><p>不过一些常见的癌症和致死率极高的癌症在很大程度上依然受生活方式的影响。</p><p><span word="And">And</span> <span word="Cancer">Cancer</span> <span word="Research">Research</span> <span word="UK">UK</span> <span word="said">said</span> <span word="a">a</span> <span word="healthy">healthy</span> <span word="lifestyle">lifestyle</span> <span word="would">would</span> <span word="still">still</span> <span word="heavily">heavily</span> <span word="stack">stack</span> <span word="the">the</span> <span word="odds">odds</span> <span word="in">in</span> <span word="a">a</span> <span word="person">person</span>'<span word="s">s</span> <span word="favour">favour</span>.</p><p>英国癌症研究（<span word="Cancer">Cancer</span> <span word="Research">Research</span> <span word="UK">UK</span>）表示健康的生活方式依然能够帮助我们降低患癌的风险。</p><p><span word="Time">Time</span> <span word="to">to</span> <span word="throw">throw</span> <span word="caution">caution</span> <span word="to">to</span> <span word="the">the</span> <span word="wind">wind</span>?</p><p>我们可以尽情享乐了吗</p><p><span word="So">So</span> <span word="is">is</span> <span word="it">it</span> <span word="time">time</span> <span word="to">to</span> <span word="light">light</span>-<span word="up">up</span>, <span word="drink">drink</span> <span word="and">and</span> <span word="eat">eat</span> <span word="what">what</span> <span word="you">you</span> <span word="want">want</span> <span word="without">without</span> <span word="a">a</span> <span word="care">care</span> <span word="in">in</span> <span word="the">the</span> <span word="world">world</span>?</p><p>这是否意味着我们可以放下顾虑尽情享乐呢？</p>
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