科学拯救吃货：你为什么总是饿？
<p><span word="These">These</span> 11 <span word="things">things</span> <span word="will">will</span> <span word="help">help</span> <span word="explain">explain</span> <span word="why">why</span> <span word="your">your</span> <span word="belly">belly</span>'<span word="s">s</span> <span word="been">been</span> <span word="growling">growling</span>.</p><p>这11个原因帮你解释为什么你的肚子一直在咕咕叫。</p><p><span word="You">You</span>'<span word="re">re</span> <span word="dehydrated">dehydrated</span></p><p>身体缺水了</p><p>"<span word="Mild">Mild</span> <span word="dehydration">dehydration</span> <span word="is">is</span> <span word="often">often</span> <span word="masked">masked</span> <span word="as">as</span> <span word="feelings">feelings</span> <span word="of">of</span> <span word="hunger">hunger</span>, <span word="when">when</span> <span word="really">really</span> <span word="your">your</span> <span word="body">body</span> <span word="just">just</span> <span word="needs">needs</span> <span word="fluids">fluids</span>," <span word="says">says</span> <span word="Alissa">Alissa</span> <span word="Rumsey">Rumsey</span>, <span word="RD">RD</span>, <span word="spokesperson">spokesperson</span> <span word="for">for</span> <span word="the">the</span> <span word="American">American</span> <span word="Academy">Academy</span> <span word="of">of</span> <span word="Nutrition">Nutrition</span> <span word="and">and</span> <span word="Dietetics">Dietetics</span>. <span word="The">The</span> <span word="confusion">confusion</span> <span word="happens">happens</span> <span word="in">in</span> <span word="the">the</span> <span word="hypothalamus">hypothalamus</span>, <span word="the">the</span> <span word="part">part</span> <span word="of">of</span> <span word="the">the</span> <span word="brain">brain</span> <span word="that">that</span> <span word="regulates">regulates</span> <span word="both">both</span> <span word="appetite">appetite</span> <span word="and">and</span> <span word="thirst">thirst</span>.</p><p>注册营养师兼美国营养与饮食学会的发言人艾丽萨·拉姆齐说：“当你的身体真的需要补充水分时，轻度脱水经常让人感觉好像是饿了”。这种混淆的感觉发生在下丘脑——大脑里控制饥和渴的部分。</p><p><span word="When">When</span> <span word="dehydration">dehydration</span> <span word="sets">sets</span> <span word="in">in</span>, <span word="wires">wires</span> <span word="get">get</span> <span word="crossed">crossed</span> <span word="in">in</span> <span word="the">the</span> <span word="hypothalamus">hypothalamus</span>, <span word="leading">leading</span> <span word="you">you</span> <span word="to">to</span> <span word="grab">grab</span> <span word="a">a</span> <span word="bag">bag</span> <span word="of">of</span> <span word="chips">chips</span> <span word="when">when</span> <span word="you">you</span> <span word="really">really</span> <span word="need">need</span> <span word="a">a</span> <span word="bottle">bottle</span> <span word="of">of</span> <span word="water">water</span>. "<span word="Prevent">Prevent</span> <span word="it">it</span> <span word="by">by</span> <span word="staying">staying</span> <span word="on">on</span> <span word="top">top</span> <span word="of">of</span> <span word="your">your</span> <span word="fluid">fluid</span> <span word="intake">intake</span>, <span word="starting">starting</span> <span word="with">with</span> <span word="a">a</span> <span word="glass">glass</span> <span word="of">of</span> <span word="water">water</span> <span word="first">first</span> <span word="thing">thing</span> <span word="in">in</span> <span word="the">the</span> <span word="morning">morning</span>," <span word="advises">advises</span> <span word="Rumsey">Rumsey</span>. "<span word="If">If</span> <span word="you">you</span> <span word="feel">feel</span> <span word="hungry">hungry</span>, <span word="and">and</span> <span word="you">you</span> <span word="haven">haven</span>'<span word="t">t</span> <span word="drank">drank</span> <span word="much">much</span> <span word="that">that</span> <span word="day">day</span>, <span word="try">try</span> <span word="drinking">drinking</span> <span word="a">a</span> <span word="glass">glass</span> <span word="of">of</span> <span word="water">water</span> <span word="and">and</span> <span word="waiting">waiting</span> 15 <span word="to">to</span> 20 <span word="minutes">minutes</span> <span word="to">to</span> <span word="see">see</span> <span word="if">if</span> <span word="your">your</span> <span word="hunger">hunger</span> <span word="subsides">subsides</span>."</p><p>当身体开始脱水，传送信号的神经在下丘脑交叉混乱，导致你其实只需要一瓶水、却抓了一包薯条。拉姆齐建议说：“你可以通过优先补充水分来避免这种情况，早上一起来就先喝一杯水。如果你感觉饿了、这一天喝水又比较少，那么喝杯水试试，再等15-20分钟看看饥饿感是不是减轻了。”</p>
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