2017届高考英语二轮复习阅读理解素材：59
<p>空气污染易引发心率不齐与肺血栓</p><p><span word="Air">Air</span> <span word="pollution">pollution</span> <span word="is">is</span> <span word="linked">linked</span> <span word="to">to</span> <span word="increased">increased</span> <span word="risk">risk</span> <span word="of">of</span> <span word="developing">developing</span> <span word="an">an</span> <span word="irregular">irregular</span> <span word="heartbeat">heartbeat</span> <span word="and">and</span> <span word="blood">blood</span> <span word="clots">clots</span> <span word="in">in</span> <span word="the">the</span> <span word="lung">lung</span>, <span word="research">research</span> <span word="suggests">suggests</span>.[高考学习网</p><p>研究发现，空气污染会使人患心率不齐与肺血栓的危险增大。</p><p><span word="The">The</span> <span word="impact">impact</span> <span word="of">of</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="on">on</span> <span word="the">the</span> <span word="risk">risk</span> <span word="of">of</span> <span word="heart">heart</span> <span word="attack">attack</span> <span word="and">and</span> <span word="stroke">stroke</span> <span word="is">is</span> <span word="less">less</span> <span word="clear">clear</span>, <span word="say">say</span> <span word="UK">UK</span> <span word="experts">experts</span>.</p><p><span word="Analysis">Analysis</span> <span word="of">of</span> <span word="data">data</span> <span word="from">from</span> <span word="England">England</span> <span word="and">and</span> <span word="Wales">Wales</span> <span word="shows">shows</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="is">is</span> <span word="particularly">particularly</span> <span word="harmful">harmful</span> <span word="in">in</span> <span word="the">the</span> <span word="elderly">elderly</span>.</p><p><span word="Further">Further</span> <span word="research">research</span> <span word="is">is</span> <span word="needed">needed</span> <span word="on">on</span> <span word="pollution">pollution</span> <span word="and">and</span> <span word="cardiovascular">cardiovascular</span>（心血管的） <span word="health">health</span>, <span word="says">says</span> <span word="the">the</span> <span word="British">British</span> <span word="Heart">Heart</span> <span word="Foundation">Foundation</span>.</p><p><span word="A">A</span> <span word="team">team</span> <span word="at">at</span> <span word="the">the</span> <span word="London">London</span> <span word="School">School</span> <span word="of">of</span> <span word="Hygiene">Hygiene</span> & <span word="Tropical">Tropical</span> <span word="Medicine">Medicine</span> <span word="analysed">analysed</span> <span word="data">data</span> <span word="collected">collected</span> <span word="in">in</span> <span word="England">England</span> <span word="and">and</span> <span word="Wales">Wales</span> <span word="between">between</span> 2003 <span word="and">and</span> 2009 <span word="on">on</span> <span word="links">links</span> <span word="between">between</span> <span word="cardiovascular">cardiovascular</span> <span word="problems">problems</span> <span word="and">and</span> <span word="short">short</span>-<span word="term">term</span> <span word="air">air</span> <span word="pollution">pollution</span>.</p><p><span word="They">They</span> <span word="found">found</span> <span word="short">short</span>-<span word="term">term</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="was">was</span> <span word="linked">linked</span> <span word="to">to</span> <span word="arrhythmia">arrhythmia</span>（心率不齐） (<span word="abnormal">abnormal</span> <span word="heart">heart</span> <span word="rhythm">rhythm</span>) <span word="and">and</span> <span word="blood">blood</span> <span word="clots">clots</span> <span word="in">in</span> <span word="the">the</span> <span word="lung">lung</span>.</p><p><span word="The">The</span> <span word="strongest">strongest</span> <span word="link">link</span> <span word="was">was</span> <span word="in">in</span> <span word="the">the</span> <span word="over">over</span>-75<span word="s">s</span> <span word="and">and</span> <span word="in">in</span> <span word="women">women</span>, <span word="lead">lead</span> <span word="researcher">researcher</span> <span word="Dr">Dr</span> <span word="Ai">Ai</span> <span word="Milojevic">Milojevic</span> <span word="told">told</span> <span word="BBC">BBC</span> <span word="News">News</span>.</p><p>"<span word="Our">Our</span> <span word="study">study</span> <span word="found">found</span> <span word="some">some</span> <span word="evidence">evidence</span> <span word="of">of</span> <span word="air">air</span> <span word="pollution">pollution</span> <span word="effects">effects</span> <span word="on">on</span> <span word="irregular">irregular</span> <span word="heart">heart</span> <span word="beat">beat</span> (<span word="arrhythmia">arrhythmia</span>) <span word="but">but</span> <span word="no">no</span> <span word="clear">clear</span> <span word="evidence">evidence</span> <span word="on">on</span> <span word="heart">heart</span> <span word="attack">attack</span> (<span word="Myocardial">Myocardial</span> <span word="Infarction">Infarction</span>) <span word="and">and</span> <span word="stroke">stroke</span> <span word="which">which</span> <span word="represents">represents</span> <span word="ultimately">ultimately</span> <span word="blood">blood</span> <span word="clotting">clotting</span> <span word="process">process</span>[<span word="es">es</span>]," <span word="she">she</span> <span word="said">said</span>.</p><p>"<span word="Elderly">Elderly</span> <span word="people">people</span> <span word="and">and</span> <span word="hospital">hospital</span> <span word="patients">patients</span> <span word="with">with</span> <span word="chronic">chronic</span> <span word="ischaemic">ischaemic</span> <span word="heart">heart</span> <span word="disease">disease</span> <span word="or">or</span> <span word="irregular">irregular</span> <span word="heart">heart</span> <span word="beat">beat</span> <span word="are">are</span> <span word="observed">observed</span> <span word="to">to</span> <span word="be">be</span> <span word="at">at</span> <span word="particular">particular</span> <span word="risk">risk</span>."</p>
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