六级冲刺练习阅读37
<p> <span word="The">The</span> <span word="causes">causes</span> <span word="of">of</span> <span word="modern">modern</span>-<span word="day">day</span> <span word="fatigue">fatigue</span> <span word="are">are</span> <span word="diverse">diverse</span> <span word="and">and</span> <span word="only">only</span> <span word="rarely">rarely</span> <span word="related">related</span> <span word="to">to</span> <span word="excessive">excessive</span> <span word="physical">physical</span> <span word="exertion">exertion</span>. <span word="The">The</span> <span word="relatively">relatively</span> <span word="few">few</span> <span word="people">people</span> <span word="who">who</span> <span word="do">do</span> <span word="heavy">heavy</span> <span word="labor">labor</span> <span word="all">all</span> <span word="day">day</span> <span word="long">long</span> <span word="almost">almost</span> <span word="never">never</span> <span word="complain">complain</span> <span word="about">about</span> <span word="being">being</span> <span word="tired">tired</span>, <span word="perhaps">perhaps</span> <span word="because">because</span> <span word="they">they</span> <span word="expect">expect</span> <span word="to">to</span> <span word="be">be</span>. <span word="Today">Today</span>, <span word="physicians">physicians</span> <span word="report">report</span>, <span word="tiredness">tiredness</span> <span word="is">is</span> <span word="more">more</span> <span word="likely">likely</span> <span word="a">a</span> <span word="consequence">consequence</span> <span word="of">of</span> <span word="under">under</span>-<span word="exertion">exertion</span> <span word="than">than</span> <span word="of">of</span> <span word="wearing">wearing</span> <span word="yourself">yourself</span> <span word="down">down</span> <span word="with">with</span> <span word="over">over</span>-<span word="activity">activity</span>. <span word="In">In</span> <span word="fact">fact</span>, <span word="increased">increased</span> <span word="physical">physical</span> <span word="activity">activity</span> <span word="is">is</span> <span word="often">often</span> <span word="prescribed">prescribed</span> <span word="as">as</span> <span word="a">a</span> <span word="cure">cure</span> <span word="for">for</span> <span word="lowering">lowering</span> <span word="energy">energy</span>.</p><p> <span word="Physical">Physical</span>. <span word="This">This</span> <span word="is">is</span> <span word="the">the</span> <span word="well">well</span>-<span word="known">known</span> <span word="result">result</span> <span word="of">of</span> <span word="overworking">overworking</span> <span word="your">your</span> <span word="muscles">muscles</span> <span word="to">to</span> <span word="the">the</span> <span word="point">point</span> <span word="where">where</span> <span word="metabolic">metabolic</span> <span word="waste">waste</span> <span word="productscarbon">productscarbon</span> <span word="dioxide">dioxide</span> <span word="and">and</span> <span word="lactic">lactic</span> <span word="acid">acid</span> <span word="accumulate">accumulate</span> <span word="in">in</span> <span word="our">our</span> <span word="blood">blood</span> <span word="and">and</span> <span word="reduce">reduce</span> <span word="your">your</span> <span word="strength">strength</span>. <span word="Your">Your</span> <span word="muscles">muscles</span> <span word="cant">cant</span> <span word="continue">continue</span> <span word="to">to</span> <span word="work">work</span> <span word="efficiently">efficiently</span> <span word="in">in</span> <span word="a">a</span> <span word="bath">bath</span> <span word="of">of</span> <span word="these">these</span> <span word="chemicals">chemicals</span>. <span word="Physical">Physical</span> <span word="fatigue">fatigue</span> <span word="is">is</span> <span word="usually">usually</span> <span word="a">a</span> <span word="pleasant">pleasant</span> <span word="tiredness">tiredness</span>, <span word="such">such</span> <span word="as">as</span> <span word="that">that</span> <span word="which">which</span> <span word="you">you</span> <span word="might">might</span> <span word="experience">experience</span> <span word="after">after</span> <span word="playing">playing</span> <span word="a">a</span> <span word="hard">hard</span> <span word="set">set</span> <span word="of">of</span> <span word="tennis">tennis</span>, <span word="chopping">chopping</span> <span word="wood">wood</span>, <span word="or">or</span> <span word="climbing">climbing</span> <span word="a">a</span> <span word="mountain">mountain</span>. <span word="The">The</span> <span word="cure">cure</span> <span word="is">is</span> <span word="simple">simple</span> <span word="and">and</span> <span word="fast">fast</span>: <span word="You">You</span> <span word="rest">rest</span>, <span word="giving">giving</span> <span word="your">your</span> <span word="body">body</span> <span word="a">a</span> <span word="chance">chance</span> <span word="to">to</span> <span word="get">get</span> <span word="rid">rid</span> <span word="of">of</span> <span word="accumulated">accumulated</span> <span word="wastes">wastes</span> <span word="and">and</span> <span word="restore">restore</span> <span word="muscle">muscle</span> <span word="fuel">fuel</span>.</p><p> <span word="Pathological">Pathological</span> . <span word="Here">Here</span> <span word="fatigue">fatigue</span> <span word="is">is</span> <span word="a">a</span> <span word="warning">warning</span> <span word="sign">sign</span> <span word="or">or</span> <span word="consequence">consequence</span> <span word="of">of</span> <span word="some">some</span> <span word="underlying">underlying</span> <span word="physical">physical</span> <span word="disorder">disorder</span>, <span word="perhaps">perhaps</span> <span word="the">the</span> <span word="common">common</span> <span word="cold">cold</span> <span word="or">or</span> <span word="flu">flu</span> <span word="or">or</span> <span word="something">something</span> <span word="more">more</span> <span word="serious">serious</span> <span word="like">like</span> <span word="diabetes">diabetes</span> <span word="or">or</span> <span word="cancer">cancer</span>. <span word="Usually">Usually</span> <span word="other">other</span> <span word="symptoms">symptoms</span> <span word="besides">besides</span> <span word="fatigue">fatigue</span> <span word="are">are</span> <span word="present">present</span> <span word="that">that</span> <span word="suggest">suggest</span> <span word="the">the</span> <span word="true">true</span> <span word="cause">cause</span>.</p><p> <span word="Even">Even</span> <span word="after">after</span> <span word="an">an</span> <span word="illness">illness</span> <span word="has">has</span> <span word="passed">passed</span>, <span word="youre">youre</span> <span word="likely">likely</span> <span word="to">to</span> <span word="feel">feel</span> <span word="dragged">dragged</span> <span word="out">out</span> <span word="for">for</span> <span word="a">a</span> <span word="week">week</span> <span word="or">or</span> <span word="more">more</span>. <span word="Take">Take</span> <span word="your">your</span> <span word="fatigue">fatigue</span> <span word="as">as</span> <span word="a">a</span> <span word="signal">signal</span> <span word="to">to</span> <span word="go">go</span> <span word="slow">slow</span> <span word="while">while</span> <span word="your">your</span> <span word="body">body</span> <span word="has">has</span> <span word="a">a</span> <span word="chance">chance</span> <span word="to">to</span> <span word="recover">recover</span> <span word="fully">fully</span> <span word="even">even</span> <span word="if">if</span> <span word="all">all</span> <span word="you">you</span> <span word="had">had</span> <span word="was">was</span> <span word="a">a</span> <span word="cold">cold</span>. <span word="Pushing">Pushing</span> <span word="yourself">yourself</span> <span word="to">to</span> <span word="resume">resume</span> <span word="full">full</span> <span word="activity">activity</span> <span word="too">too</span> <span word="soon">soon</span> <span word="could">could</span> <span word="lead">lead</span> <span word="to">to</span> <span word="a">a</span> <span word="relapse">relapse</span> <span word="and">and</span> <span word="almost">almost</span> <span word="certainly">certainly</span> <span word="will">will</span> <span word="prolong">prolong</span> <span word="our">our</span> <span word="period">period</span> <span word="of">of</span> <span word="fatigue">fatigue</span>.</p>
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