睡眠是動物界生物必備的生存本能。756Please respect copyright.PENANAJ7wEQJkluk
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睡眠不足會影響學習及認知能力,亦被譽為是癲癇發作的其中一項原因。同時間亦有多方面研究證實,長期缺乏睡眠的話,最终會引致狗隻 、老鼠及蒼蠅邁向死亡。756Please respect copyright.PENANAKiGiAvGR9r
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(圖2)有研究指出(Ref1),睡眠有助消除大腦裡對神經系統有潛在害處的代謝物。756Please respect copyright.PENANAPBREcFSaJ7
β-amyloid (Aβ)就是其中之一種,是與腦部神經退化症狀有所聯繫的一種蛋白質。756Please respect copyright.PENANAQxkVNJ38Lc
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當處於睡眠的時候,腦部Aβ的消除速度將會比日間活動時候快足接近一倍!756Please respect copyright.PENANA6uZ9BuNK7c
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以上雖是老鼠實驗的結果,但足以引證睡眠其中之一的重要性,替腦部清除日間所積聚的代謝物。756Please respect copyright.PENANAqRuwMPyFTK
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(圖3)另外,近日有科學家分析了400項0-12歲人體真實數據後(Ref2),提出了一道重要理論。756Please respect copyright.PENANAyI7BxAuRnB
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人類在2.4歲前,睡眠是建構大腦各神經細胞連接點的重要時間。756Please respect copyright.PENANAVw3kdGLPyS
而2.4歲打後,睡眠則主力負責維護大腦的正常運作。756Please respect copyright.PENANA1PM0Ce1TCi
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而事實上,在人類2-3歲的時候,其腦袋體積亦將會發展至為成人腦袋體積90%有多。756Please respect copyright.PENANAbK4KYOrG5x
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換句話說,嬰兒2-3歲前的睡眠時間正是他們發展腦部的黃金時間。756Please respect copyright.PENANAcigbcfno1u
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為子女日後發展著想,我在這裡強烈呼籲各家長千萬千萬不要打擾或吵醒嬰兒們的作息!756Please respect copyright.PENANAuEpXmRhBCi
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如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。756Please respect copyright.PENANAaeqYxa2JH2
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Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc756Please respect copyright.PENANAEOBsPfofaA
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同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。756Please respect copyright.PENANAxL7WBEuJT1
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有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。756Please respect copyright.PENANAUOV98bToSx
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Ref1:https://science.sciencemag.org/content/342/6156/373?ijkey=96bf05dad48f9bcd57f4a14609ba6211aa35ce62&keytype2=tf_ipsecsha756Please respect copyright.PENANA0WMERs7UEj
Ref2:https://advances.sciencemag.org/content/6/38/eaba0398756Please respect copyright.PENANAP2bUEsgLBu