别在运动后用漱口水，会有反作用
<p><span word="In">In</span> <span word="ads">ads</span> <span word="on">on</span> <span word="TV">TV</span>, <span word="it">it</span> <span word="all">all</span> <span word="looks">looks</span> <span word="so">so</span> <span word="simple">simple</span>. <span word="People">People</span> <span word="use">use</span> <span word="mouthwash">mouthwash</span>, <span word="it">it</span> <span word="instantly">instantly</span> <span word="neutralises">neutralises</span> <span word="all">all</span> <span word="the">the</span> <span word="nasty">nasty</span> <span word="bacteria">bacteria</span> <span word="hiding">hiding</span> <span word="in">in</span> <span word="their">their</span> <span word="mouths">mouths</span>, <span word="and">and</span> – <span word="just">just</span> <span word="like">like</span> <span word="that">that</span> – <span word="their">their</span> <span word="dental">dental</span> <span word="hygiene">hygiene</span> <span word="is">is</span> <span word="assured">assured</span>.</p><p>在电视广告里，什么东西看起来都很简单。人们使用漱口水以后，隐藏在口腔中的有害细菌立刻就被清除了。就这样，他们的口腔卫生得到了保证。</p><p><span word="But">But</span> <span word="what">what</span>'<span word="s">s</span> <span word="really">really</span> <span word="going">going</span> <span word="on">on</span> <span word="when">when</span> <span word="you">you</span> <span word="rinse">rinse</span> <span word="a">a</span> <span word="cap">cap</span>-<span word="load">load</span> <span word="of">of</span> <span word="antibacterial">antibacterial</span> <span word="chemicals">chemicals</span> <span word="around">around</span> <span word="your">your</span> <span word="mouth">mouth</span>? <span word="What">What</span> <span word="does">does</span> <span word="that">that</span> <span word="to">to</span> <span word="your">your</span> <span word="body">body</span>, <span word="and">and</span> <span word="to">to</span> <span word="other">other</span> <span word="kinds">kinds</span> <span word="of">of</span> <span word="microorganisms">microorganisms</span> <span word="that">that</span> <span word="may">may</span> <span word="actually">actually</span> <span word="be">be</span> <span word="beneficial">beneficial</span> <span word="to">to</span> <span word="health">health</span>?</p><p>但你用一瓶盖的抗菌化学品冲洗口腔时究竟会发生什么呢？对你的身体会有什么影响？对其他有益健康的微生物又会有什么影响呢？</p><p><span word="As">As</span> <span word="a">a</span> <span word="study">study</span> <span word="showed">showed</span> <span word="last">last</span> <span word="year">year</span>, <span word="the">the</span> <span word="downstream">downstream</span> <span word="effects">effects</span> <span word="can">can</span> <span word="be">be</span> <span word="surprising">surprising</span>, <span word="and">and</span> <span word="far">far</span>-<span word="reaching">reaching</span> <span word="too">too</span>, <span word="affecting">affecting</span> <span word="much">much</span> <span word="more">more</span> <span word="than">than</span> <span word="just">just</span> <span word="your">your</span> <span word="dental">dental</span> <span word="wellbeing">wellbeing</span>.</p><p>去年一项研究表明，下游效应令人意外、影响深远，而且影响的不仅仅是口腔健康。</p><p><span word="In">In</span> <span word="an">an</span> <span word="experiment">experiment</span> <span word="led">led</span> <span word="by">by</span> <span word="scientists">scientists</span> <span word="from">from</span> <span word="the">the</span> <span word="UK">UK</span> <span word="and">and</span> <span word="Spain">Spain</span>, <span word="researchers">researchers</span> <span word="found">found</span> <span word="that">that</span> <span word="the">the</span> <span word="simple">simple</span> <span word="act">act</span> <span word="of">of</span> <span word="using">using</span> <span word="mouthwash">mouthwash</span> <span word="after">after</span> <span word="exercising">exercising</span> <span word="can">can</span> <span word="reduce">reduce</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="benefits">benefits</span> <span word="of">of</span> <span word="exercise">exercise</span>: <span word="lowering">lowering</span> <span word="blood">blood</span> <span word="pressure">pressure</span>.</p><p>英国和西班牙的科学家进行了一项实验，研究人员发现锻炼后使用漱口水这一简单的行为会降低运动带来的一种好处：降血压。</p>
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