为什么下雨的时候,很多人会头痛?
<p><span word="Parts">Parts</span> <span word="of">of</span> <span word="the">the</span> <span word="UK">UK</span> <span word="waved">waved</span> <span word="goodbye">goodbye</span> <span word="to">to</span> <span word="our">our</span> <span word="long">long</span> <span word="heatwave">heatwave</span> <span word="yesterday">yesterday</span> <span word="as">as</span> <span word="heavy">heavy</span> <span word="rain">rain</span> <span word="began">began</span> <span word="to">to</span> <span word="sweep">sweep</span> <span word="across">across</span> <span word="the">the</span> <span word="country">country</span>. <span word="Although">Although</span> <span word="most">most</span> <span word="people">people</span> <span word="welcomed">welcomed</span> <span word="a">a</span> <span word="break">break</span> <span word="from">from</span> <span word="the">the</span> <span word="searing">searing</span> <span word="heat">heat</span>, <span word="there">there</span> <span word="were">were</span> <span word="some">some</span> <span word="suffering">suffering</span> <span word="from">from</span> <span word="severe">severe</span> <span word="headaches">headaches</span> - <span word="all">all</span> <span word="thanks">thanks</span> <span word="to">to</span> <span word="the">the</span> <span word="change">change</span> <span word="in">in</span> <span word="weather">weather</span>. <span word="If">If</span> <span word="you">you</span> <span word="don">don</span>'<span word="t">t</span> <span word="believe">believe</span> <span word="this">this</span> <span word="is">is</span> <span word="a">a</span> <span word="thing">thing</span>, <span word="you">you</span> <span word="only">only</span> <span word="have">have</span> <span word="to">to</span> <span word="look">look</span> <span word="at">at</span> <span word="people">people</span> <span word="complaining">complaining</span> <span word="about">about</span> <span word="the">the</span> <span word="issue">issue</span> <span word="on">on</span> <span word="social">social</span> <span word="media">media</span> <span word="whenever">whenever</span> <span word="a">a</span> <span word="thunderstorm">thunderstorm</span> <span word="is">is</span> <span word="brewing">brewing</span>.</p><p>昨晚，全国忽降暴雨，英国部分地区正式挥别高温天气。尽管大多数人终于可以从高温天气中缓口气，但有些人却头痛欲裂--多亏这一天气变化。如果你不信，只消问问那些雷雨天就会在社交媒体上抱怨头痛的人就行了。</p><p><span word="And">And</span> <span word="if">if</span> <span word="you">you</span>'<span word="re">re</span> <span word="still">still</span> <span word="not">not</span> <span word="convinced">convinced</span>, <span word="read">read</span> <span word="on">on</span> <span word="for">for</span> <span word="the">the</span> <span word="scientific">scientific</span> <span word="explanation">explanation</span> <span word="below">below</span>. <span word="There">There</span>'<span word="s">s</span> <span word="a">a</span> <span word="reason">reason</span> <span word="people">people</span> <span word="experience">experience</span> <span word="headaches">headaches</span> <span word="in">in</span> <span word="this">this</span> <span word="type">type</span> <span word="of">of</span> <span word="weather">weather</span> - <span word="and">and</span> <span word="it">it</span>'<span word="s">s</span> <span word="not">not</span> <span word="actually">actually</span> <span word="to">to</span> <span word="do">do</span> <span word="with">with</span> <span word="the">the</span> <span word="rain">rain</span> <span word="itself">itself</span>. <span word="It">It</span>'<span word="s">s</span> <span word="all">all</span> <span word="about">about</span> <span word="the">the</span> <span word="pressure">pressure</span> <span word="in">in</span> <span word="the">the</span> <span word="atmosphere">atmosphere</span>, <span word="and">and</span> <span word="if">if</span> <span word="the">the</span> <span word="pressure">pressure</span> <span word="is">is</span> <span word="low">low</span> <span word="then">then</span> <span word="you">you</span> <span word="might">might</span> <span word="feel">feel</span> <span word="yourself">yourself</span> <span word="having">having</span> <span word="to">to</span> <span word="reach">reach</span> <span word="for">for</span> <span word="the">the</span> <span word="painkillers">painkillers</span>.</p><p>如果你还是不信，请继续读下去，看看科学解释。这种天气下人们头痛是有原因的--实际上与下雨本身无关。头痛是大气压力所致，如果气压很低，你可能会忍不住想吃止痛药。</p>
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