司机不经意的小动作 竟有致癌风险
<p><span word="It">It</span> <span word="is">is</span> <span word="the">the</span> <span word="quintessential">quintessential</span> <span word="sign">sign</span> <span word="of">of</span> <span word="summer">summer</span>. <span word="But">But</span> <span word="now">now</span> <span word="scientists">scientists</span> <span word="are">are</span> <span word="warning">warning</span> <span word="that">that</span> <span word="hanging">hanging</span> <span word="your">your</span> <span word="arm">arm</span> <span word="out">out</span> <span word="of">of</span> <span word="a">a</span> <span word="car">car</span> <span word="window">window</span> <span word="greatly">greatly</span> <span word="increases">increases</span> <span word="your">your</span> <span word="chance">chance</span> <span word="of">of</span> <span word="getting">getting</span> <span word="cancer">cancer</span> <span word="on">on</span> <span word="the">the</span> <span word="left">left</span> <span word="side">side</span> <span word="of">of</span> <span word="your">your</span> <span word="body">body</span>. <span word="Researchers">Researchers</span> <span word="at">at</span> <span word="the">the</span> <span word="University">University</span> <span word="of">of</span> <span word="Washington">Washington</span> <span word="in">in</span> <span word="Seattle">Seattle</span> <span word="used">used</span> <span word="a">a</span> <span word="federal">federal</span> <span word="database">database</span> <span word="to">to</span> <span word="analyse">analyse</span> <span word="skin">skin</span> <span word="cancer">cancer</span> <span word="data">data</span> <span word="and">and</span> <span word="found">found</span> <span word="that">that</span> <span word="two">two</span> <span word="particularly">particularly</span> <span word="nasty">nasty</span> <span word="types">types</span> <span word="of">of</span> <span word="cancer">cancer</span> <span word="are">are</span> <span word="far">far</span> <span word="more">more</span> <span word="likely">likely</span> <span word="to">to</span> <span word="occur">occur</span> <span word="on">on</span> <span word="the">the</span> <span word="left">left</span> <span word="side">side</span>. 也许这是炎炎夏日中很常见的景象------开车的司机在行驶过程中将胳膊随意“搭”在窗外，这种开车方式本来应该只受到交警叔叔的“红牌罚下”，然而近日的一项研究报告将这种行为更视为对身体极为危险的举动之一，因为这样会增加身体左部分的“癌症风险”。据悉，美国西雅图华盛顿大学的研究员说：“我们根据联邦数据库的数据分析了这种情况，这种不健康的开车方式会增加皮肤癌的风险。”</p><p><span word="The">The</span> <span word="scientists">scientists</span> <span word="discovered">discovered</span> <span word="that">that</span> <span word="for">for</span> <span word="melanomas">melanomas</span> <span word="that">that</span> <span word="only">only</span> <span word="occurred">occurred</span> <span word="on">on</span> <span word="one">one</span> <span word="side">side</span> <span word="of">of</span> <span word="the">the</span> <span word="body">body</span>, 52 <span word="per">per</span> <span word="cent">cent</span> <span word="of">of</span> <span word="those">those</span> <span word="cases">cases</span> <span word="were">were</span> <span word="on">on</span> <span word="the">the</span> <span word="left">left</span> <span word="side">side</span>. <span word="When">When</span> <span word="they">they</span> <span word="examined">examined</span> <span word="the">the</span> <span word="data">data</span> <span word="for">for</span> <span word="merkel">merkel</span> <span word="cell">cell</span> <span word="carcinomas">carcinomas</span> - <span word="another">another</span> <span word="type">type</span> <span word="of">of</span> <span word="skin">skin</span> <span word="cancer">cancer</span> - <span word="they">they</span> <span word="found">found</span> 53 <span word="percent">percent</span> <span word="were">were</span> <span word="on">on</span> <span word="the">the</span> <span word="left">left</span> <span word="side">side</span>. <span word="Compounding">Compounding</span> <span word="the">the</span> <span word="results">results</span>, <span word="researchers">researchers</span> <span word="also">also</span> <span word="found">found</span> <span word="that">that</span> <span word="on">on</span> <span word="the">the</span> <span word="upper">upper</span> <span word="arms">arms</span>, 55 <span word="percent">percent</span> <span word="of">of</span> <span word="merkel">merkel</span> <span word="cell">cell</span> <span word="cases">cases</span> <span word="developed">developed</span> <span word="on">on</span> <span word="the">the</span> <span word="left">left</span> <span word="side">side</span>.</p><p>科学家研究发现黑素瘤(源于皮肤，粘膜，眼和中枢神经系统色素沉着区域的黑素细胞的恶性肿瘤)一般经常出现在身体的一侧，据悉，有52%的病例是出现在患者的左侧。而每年美国有25000个恶性黑素瘤新增病例，死亡约6000人。发病率在急速上升。日光照射是危险因素，同样危险因素还包括家族史，发生恶性斑痣，较大的先天性黑素细胞痣和发育不良性痣综合征。此外，另外一种皮肤癌---默克尔细胞癌也有存在与身体左侧的倾向，概率更高为55%。科学家警告，这种皮肤癌更容易在人体的左臂上半部生成。</p>
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