研究：过度烦恼可引发炎症
<p><span word="Worrying">Worrying</span> <span word="too">too</span> <span word="much">much</span> <span word="about">about</span> <span word="stressful">stressful</span> <span word="events">events</span> <span word="can">can</span> <span word="trigger">trigger</span> <span word="inflammation">inflammation</span>, <span word="according">according</span> <span word="to">to</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span>.</p><p><span word="Researchers">Researchers</span> <span word="found">found</span> <span word="dwelling">dwelling</span> <span word="on">on</span> <span word="negative">negative</span> <span word="events">events</span> <span word="can">can</span> <span word="increase">increase</span> <span word="levels">levels</span> <span word="of">of</span> <span word="inflammation">inflammation</span> <span word="in">in</span> <span word="the">the</span> <span word="body">body</span>.</p><p><span word="They">They</span> <span word="discovered">discovered</span> <span word="that">that</span> <span word="when">when</span> <span word="study">study</span> <span word="participants">participants</span> <span word="were">were</span> <span word="asked">asked</span> <span word="to">to</span> <span word="ruminate">ruminate</span> <span word="on">on</span> <span word="a">a</span> <span word="stressful">stressful</span> <span word="incident">incident</span>, <span word="their">their</span> <span word="levels">levels</span> <span word="of">of</span> <span word="C">C</span>-<span word="reactive">reactive</span> <span word="protein">protein</span>, <span word="a">a</span> <span word="marker">marker</span> <span word="of">of</span> <span word="tissue">tissue</span> <span word="inflammation">inflammation</span>, <span word="rose">rose</span>.</p><p><span word="The">The</span> <span word="study">study</span> <span word="is">is</span> <span word="the">the</span> <span word="first">first</span> <span word="time">time</span> <span word="to">to</span> <span word="directly">directly</span> <span word="measure">measure</span> <span word="this">this</span> <span word="effect">effect</span> <span word="in">in</span> <span word="the">the</span> <span word="body">body</span>.</p><p><span word="Study">Study</span> <span word="lead">lead</span> <span word="author">author</span> <span word="Peggy">Peggy</span> <span word="Zoccola">Zoccola</span>, <span word="an">an</span> <span word="assistant">assistant</span> <span word="professor">professor</span> <span word="of">of</span> <span word="psychology">psychology</span> <span word="at">at</span> <span word="Ohio">Ohio</span> <span word="University">University</span> <span word="in">in</span> <span word="the">the</span> <span word="United">United</span> <span word="States">States</span>, <span word="said">said</span>: '<span word="Researchers">Researchers</span> <span word="have">have</span> <span word="asked">asked</span> <span word="people">people</span> <span word="to">to</span> <span word="report">report</span> <span word="their">their</span> <span word="tendency">tendency</span> <span word="to">to</span> <span word="ruminate">ruminate</span>, <span word="and">and</span> <span word="then">then</span> <span word="looked">looked</span> <span word="to">to</span> <span word="see">see</span> <span word="if">if</span> <span word="it">it</span> <span word="connected">connected</span> <span word="to">to</span> <span word="physiological">physiological</span> <span word="issues">issues</span>. <span word="It">It</span>'<span word="s">s</span> <span word="been">been</span> <span word="correlational">correlational</span> <span word="for">for</span> <span word="the">the</span> <span word="most">most</span> <span word="part">part</span>.'</p><p><span word="The">The</span> <span word="research">research</span> <span word="team">team</span> <span word="recruited">recruited</span> 34 <span word="healthy">healthy</span> <span word="young">young</span> <span word="women">women</span> <span word="to">to</span> <span word="participate">participate</span> <span word="in">in</span> <span word="the">the</span> <span word="project">project</span>.</p><p><span word="Each">Each</span> <span word="woman">woman</span> <span word="was">was</span> <span word="asked">asked</span> <span word="to">to</span> <span word="give">give</span> <span word="a">a</span> <span word="speech">speech</span> <span word="about">about</span> <span word="her">her</span> <span word="candidacy">candidacy</span> <span word="for">for</span> <span word="a">a</span> <span word="job">job</span> <span word="to">to</span> <span word="two">two</span> <span word="interviewers">interviewers</span> <span word="in">in</span> <span word="white">white</span> <span word="laboratory">laboratory</span> <span word="coats">coats</span>, <span word="who">who</span> <span word="listened">listened</span> <span word="with">with</span> '<span word="stone">stone</span>-<span word="faced">faced</span>' <span word="expressions">expressions</span>.</p><p><span word="Half">Half</span> <span word="of">of</span> <span word="the">the</span> <span word="group">group</span> <span word="was">was</span> <span word="asked">asked</span> <span word="to">to</span> <span word="contemplate">contemplate</span> <span word="their">their</span> <span word="performance">performance</span> <span word="in">in</span> <span word="the">the</span> <span word="public">public</span> <span word="speaking">speaking</span> <span word="task">task</span>, <span word="while">while</span> <span word="the">the</span> <span word="other">other</span> <span word="half">half</span> <span word="was">was</span> <span word="asked">asked</span> <span word="to">to</span> <span word="think">think</span> <span word="about">about</span> <span word="neutral">neutral</span> <span word="images">images</span> <span word="and">and</span> <span word="activities">activities</span>, <span word="such">such</span> <span word="as">as</span> <span word="sailing">sailing</span> <span word="ships">ships</span> <span word="or">or</span> <span word="grocery">grocery</span> <span word="store">store</span> <span word="trips">trips</span>.</p><p><span word="The">The</span> <span word="researchers">researchers</span> <span word="drew">drew</span> <span word="blood">blood</span> <span word="samples">samples</span> <span word="that">that</span> <span word="showed">showed</span> <span word="that">that</span> <span word="the">the</span> <span word="levels">levels</span> <span word="of">of</span> <span word="C">C</span>-<span word="reactive">reactive</span> <span word="protein">protein</span> <span word="were">were</span> <span word="significantly">significantly</span> <span word="higher">higher</span> <span word="in">in</span> <span word="the">the</span> <span word="subjects">subjects</span> <span word="who">who</span> <span word="were">were</span> <span word="asked">asked</span> <span word="to">to</span> <span word="dwell">dwell</span> <span word="on">on</span> <span word="the">the</span> <span word="speech">speech</span>.</p><p><span word="For">For</span> <span word="these">these</span> <span word="participants">participants</span>, <span word="the">the</span> <span word="levels">levels</span> <span word="of">of</span> <span word="the">the</span> <span word="inflammatory">inflammatory</span> <span word="marker">marker</span> <span word="continued">continued</span> <span word="to">to</span> <span word="rise">rise</span> <span word="for">for</span> <span word="at">at</span> <span word="least">least</span> <span word="one">one</span> <span word="hour">hour</span> <span word="after">after</span> <span word="the">the</span> <span word="speech">speech</span>.</p>
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