2015考研英语阅读集中练Cancer and Staying Fit
<p> <span word="Cancer">Cancer</span> <span word="and">and</span> <span word="Staying">Staying</span> <span word="Fit">Fit</span></p><p> <span word="Four">Four</span> <span word="times">times</span> <span word="a">a</span> <span word="week">week</span>, <span word="Anne">Anne</span> <span word="Rinn">Rinn</span>, 28, <span word="a">a</span> <span word="psychology">psychology</span> <span word="professor">professor</span> <span word="in">in</span> <span word="Bowling">Bowling</span> <span word="Green">Green</span>, <span word="Ky">Ky</span>., <span word="whose">whose</span> <span word="mother">mother</span> <span word="died">died</span> <span word="of">of</span> <span word="breast">breast</span> <span word="cancer">cancer</span>, <span word="goes">goes</span> <span word="to">to</span> <span word="kickboxing">kickboxing</span>, <span word="aerobics">aerobics</span> <span word="or">or</span> <span word="Pilates">Pilates</span> <span word="classes">classes</span>. <span word="Liz">Liz</span> <span word="Usborne">Usborne</span>, <span word="a">a</span> 64-<span word="year">year</span>-<span word="old">old</span> <span word="breast">breast</span>-<span word="cancer">cancer</span> <span word="survivor">survivor</span>, <span word="lobs">lobs</span> <span word="tennis">tennis</span> <span word="balls">balls</span> <span word="over">over</span> <span word="the">the</span> <span word="net">net</span> <span word="and">and</span> <span word="circuit">circuit</span>-<span word="trains">trains</span> <span word="at">at</span> <span word="a">a</span> <span word="women">women</span> <span word="s">s</span> <span word="gym">gym</span> <span word="near">near</span> <span word="her">her</span> <span word="home">home</span> <span word="in">in</span> <span word="Bonita">Bonita</span>, <span word="Cafif">Cafif</span>. <span word="The">The</span> <span word="thread">thread</span> <span word="binding">binding</span> <span word="them">them</span>? <span word="Concern">Concern</span> <span word="about">about</span> <span word="getting">getting</span>-<span word="or">or</span> <span word="surviving">surviving</span> <span word="and">and</span> <span word="thriving">thriving</span> <span word="after">after</span>--<span word="breast">breast</span> <span word="cancer">cancer</span>.</p><p> <span word="The">The</span> <span word="American">American</span> <span word="Cancer">Cancer</span> <span word="Society">Society</span> <span word="estimates">estimates</span> <span word="that">that</span> <span word="this">this</span> <span word="year">year</span>, 241,000 <span word="women">women</span> <span word="will">will</span> <span word="learn">learn</span> <span word="they">they</span> <span word="have">have</span> <span word="breast">breast</span> <span word="cancer">cancer</span> <span word="and">and</span> 40,000 <span word="women">women</span> <span word="will">will</span> <span word="die">die</span> <span word="of">of</span> <span word="it">it</span>. <span word="Fortunately">Fortunately</span> , <span word="a">a</span> <span word="growing">growing</span> <span word="list">list</span> <span word="of">of</span> <span word="effective">effective</span> <span word="therapies">therapies</span> <span word="developed">developed</span> <span word="during">during</span> <span word="the">the</span> <span word="past">past</span> <span word="decade">decade</span> <span word="has">has</span> <span word="helped">helped</span> <span word="extend">extend</span> <span word="lives">lives</span>, <span word="one">one</span> <span word="reason">reason</span> <span word="that">that</span> <span word="deaths">deaths</span> <span word="from">from</span> <span word="breast">breast</span> <span word="cancer">cancer</span> <span word="have">have</span> <span word="been">been</span> <span word="dropping">dropping</span> <span word="slowly">slowly</span> <span word="since">since</span> 1990. <span word="Living">Living</span> <span word="among">among</span> <span word="us">us</span> <span word="are">are</span> <span word="more">more</span> <span word="than">than</span> 2 <span word="million">million</span> <span word="women">women</span> <span word="who">who</span> <span word="have">have</span> <span word="undergone">undergone</span> <span word="breast">breast</span>-<span word="cancer">cancer</span> <span word="treatments">treatments</span>.</p><p> <span word="Modern">Modern</span> <span word="miracle">miracle</span> <span word="drugs">drugs</span> <span word="like">like</span> <span word="Tamoxifen">Tamoxifen</span> <span word="and">and</span> <span word="Raloxifene">Raloxifene</span> <span word="routinely">routinely</span> <span word="cut">cut</span> <span word="risk">risk</span> <span word="for">for</span> <span word="breast">breast</span> <span word="cancer">cancer</span> <span word="in">in</span> <span word="women">women</span> <span word="whose">whose</span> <span word="medical">medical</span> <span word="histories">histories</span> <span word="or">or</span> <span word="genes">genes</span> <span word="make">make</span> <span word="them">them</span> <span word="especially">especially</span> <span word="vulnerable">vulnerable</span> <span word="to">to</span> <span word="it">it</span>. <span word="But">But</span> <span word="reams">reams</span> <span word="of">of</span> <span word="research">research</span> <span word="also">also</span> <span word="suggest">suggest</span> <span word="that">that</span> <span word="exercise">exercise</span>--<span word="an">an</span> <span word="activity">activity</span> <span word="as">as</span> <span word="old">old</span> <span word="as">as</span> <span word="the">the</span> <span word="human">human</span> <span word="race">race</span>-<span word="substantially">substantially</span> <span word="reduces">reduces</span> <span word="the">the</span> <span word="odds">odds</span> <span word="of">of</span> <span word="ever">ever</span> <span word="getting">getting</span> <span word="the">the</span> <span word="disease">disease</span>, <span word="lengthens">lengthens</span> <span word="survival">survival</span> <span word="and">and</span> <span word="considerably">considerably</span> <span word="enhances">enhances</span> <span word="quality">quality</span> <span word="of">of</span> <span word="life">life</span> <span word="for">for</span> <span word="women">women</span> <span word="with">with</span> <span word="breast">breast</span> <span word="cancer">cancer</span>.</p><p> <span word="Scientists">Scientists</span> <span word="don">don</span> <span word="t">t</span> <span word="completely">completely</span> <span word="understand">understand</span> <span word="why">why</span> <span word="exercise">exercise</span> <span word="is">is</span> <span word="so">so</span> <span word="important">important</span>, <span word="but">but</span> <span word="they">they</span> <span word="re">re</span> <span word="actively">actively</span> <span word="looking">looking</span> <span word="for">for</span> <span word="answers">answers</span>. <span word="Roughly">Roughly</span> <span word="two">two</span> <span word="thirds">thirds</span> <span word="of">of</span> <span word="all">all</span> <span word="breast">breast</span> <span word="cancers">cancers</span> <span word="are">are</span> <span word="considered">considered</span> <span word="estrogen">estrogen</span>-<span word="positive">positive</span>; <span word="that">that</span> <span word="means">means</span> <span word="that">that</span> <span word="the">the</span> <span word="hormone">hormone</span> <span word="estrogen">estrogen</span> <span word="fuels">fuels</span> <span word="their">their</span> <span word="growth">growth</span>. <span word="The">The</span> <span word="rest">rest</span> <span word="are">are</span> <span word="estrogen">estrogen</span>-<span word="negative">negative</span>. <span word="Many">Many</span> <span word="experts">experts</span> <span word="believe">believe</span> <span word="regular">regular</span> <span word="exercise">exercise</span> <span word="lowers">lowers</span> <span word="the">the</span> <span word="amount">amount</span> <span word="of">of</span> <span word="estrogen">estrogen</span> <span word="circulating">circulating</span> <span word="through">through</span> <span word="the">the</span> <span word="body">body</span> <span word="in">in</span> <span word="the">the</span> <span word="bloodstream">bloodstream</span>. <span word="So">So</span> <span word="for">for</span> <span word="certain">certain</span> <span word="types">types</span> <span word="of">of</span> <span word="breast">breast</span> <span word="cancer">cancer</span>, <span word="less">less</span> <span word="estrogen">estrogen</span> <span word="equals">equals</span> <span word="less">less</span> <span word="fuel">fuel</span>. <span word="Exercise">Exercise</span> <span word="also">also</span> <span word="pares">pares</span> <span word="off">off</span> <span word="hormonally">hormonally</span> <span word="active">active</span> <span word="fat">fat</span> <span word="tissue">tissue</span>. <span word="Fat">Fat</span> <span word="manufactures">manufactures</span> <span word="substance">substance</span> <span word="called">called</span> <span word="Aromatase">Aromatase</span> <span word="that">that</span> <span word="converts">converts</span> <span word="hormones">hormones</span> <span word="known">known</span> <span word="as">as</span> <span word="androgens">androgens</span> <span word="to">to</span> <span word="estrogen">estrogen</span>. <span word="After">After</span> <span word="menopause">menopause</span>, <span word="when">when</span> <span word="the">the</span> <span word="ovaries">ovaries</span> <span word="stop">stop</span> <span word="cranking">cranking</span> <span word="out">out</span> <span word="high">high</span> <span word="levels">levels</span> <span word="of">of</span> <span word="estrogen">estrogen</span>, <span word="this">this</span> <span word="hormonal">hormonal</span> <span word="cascade">cascade</span> <span word="becomes">becomes</span> <span word="the">the</span> <span word="major">major</span> <span word="source">source</span> <span word="of">of</span> <span word="estrogen">estrogen</span> <span word="in">in</span> <span word="a">a</span> <span word="woman">woman</span> <span word="s">s</span> <span word="body">body</span></p>
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