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EP50|睡覺-睡著以後,身體到底在忙什麼?

July 10, 2026 · 17 min

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你喜歡睡覺嗎?如果每天都不睡覺,會發生什麼事呢?
很多人以為,睡覺只是因為身體「沒電了」。但其實,當我們閉上眼睛、進入夢鄉,身體可沒有跟著停工!大腦正在整理白天學到的東西、清除工作後留下的代謝廢物;身體也忙著修補細胞、恢復體力,還會分泌幫助小朋友成長的生長激素。
那我們為什麼會越來越睏?大腦裡的「睏睏訊號」腺苷是怎麼回事?身體裡真的有一個「生物時鐘」嗎?為什麼晚上看太亮的光,可能會影響睡意?坐飛機到很遠的地方,又為什麼會出現時差呢?
這一集,博士爸爸要帶小朋友一起偷偷看看:當我們睡著以後,身體到底在忙些什麼?
原來睡覺不是浪費時間,而是身體每天都不能少的重要工作!
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