WEBVTT 00:00:00.083 --> 00:00:03.851 我哋好多人都鐘意 飲杯咖啡開始新嘅一日 00:00:03.875 --> 00:00:06.893 又可能會飲杯酒嚟完結一日 00:00:06.917 --> 00:00:09.143 又或者其他種類嘅酒 00:00:09.167 --> 00:00:11.934 但原來呢兩種物質 00:00:11.958 --> 00:00:16.768 酒精同咖啡因 都會對我哋嘅睡眠產生驚人嘅影響 NOTE Paragraph 00:00:16.792 --> 00:00:19.331 〔與科學共枕〕 NOTE Paragraph 00:00:19.375 --> 00:00:21.809 (沉思音樂) NOTE Paragraph 00:00:21.833 --> 00:00:24.101 由咖啡因開始講 00:00:24.125 --> 00:00:26.309 咖啡因屬於一類藥物 00:00:26.333 --> 00:00:29.684 我哋叫佢做精神興奮劑 00:00:29.708 --> 00:00:33.101 而大家都知咖啡因會提神 00:00:33.125 --> 00:00:35.143 會整醒佢哋 00:00:35.167 --> 00:00:37.434 但其實起碼有兩樣 00:00:37.458 --> 00:00:39.684 咖啡因嘅隱藏特點 00:00:39.708 --> 00:00:42.434 係有啲人唔知嘅 NOTE Paragraph 00:00:42.458 --> 00:00:47.059 第一種就係咖啡因嘅作用時間 00:00:47.083 --> 00:00:49.059 咖啡因,對一般成人嚟講 00:00:49.083 --> 00:00:51.559 會有我哋講嘅半衰期 00:00:51.583 --> 00:00:53.851 大約係 5-6 個鐘左右 00:00:53.875 --> 00:00:57.351 意思就係過咗大概 5-6 個鐘 00:00:57.375 --> 00:01:00.601 仲有一半嘅咖啡因 00:01:00.625 --> 00:01:03.643 仍然喺你嘅系統中循環 00:01:03.667 --> 00:01:07.976 亦都代表佢仲有四份一嘅壽命 00:01:08.000 --> 00:01:10.976 大槪 10-12 個鍾 00:01:11.000 --> 00:01:11.968 換句話講 00:01:11.968 --> 00:01:16.393 當你喺晏就兩點飲咗杯咖啡 00:01:16.417 --> 00:01:20.143 咁有接近四份一嘅咖啡因 00:01:20.167 --> 00:01:24.059 喺午夜嘅時候仲喺你大腦到 00:01:24.083 --> 00:01:28.863 結果就令人更難以入睡 00:01:28.889 --> 00:01:32.664 甚至難以成晚安睡 00:01:32.708 --> 00:01:35.434 呢個就係咖啡因第一個特點 NOTE Paragraph 00:01:35.458 --> 00:01:37.684 第二個咖啡因嘅問題係 00:01:37.708 --> 00:01:41.351 佢可以改變你嘅睡眠質素 00:01:41.375 --> 00:01:42.976 有啲人可能會同我講 00:01:43.000 --> 00:01:47.333 我係嗰啲可以晚餐飲特濃咖啡 00:01:47.333 --> 00:01:50.559 然後瞓得著又唔會醒嘅人嚟 00:01:50.583 --> 00:01:53.059 但即使係真嘅 00:01:53.083 --> 00:01:56.434 原來咖啡因係可以減低 00:01:56.458 --> 00:01:59.893 我哋嘅深層非快速眼動睡眠嘅數量 00:01:59.917 --> 00:02:03.059 第三、四期嘅非快速眼動睡眠係 00:02:03.083 --> 00:02:06.018 算係一種恢復性深度睡眠 00:02:06.042 --> 00:02:09.393 結果你第二朝起身 00:02:09.417 --> 00:02:11.101 就唔會覺得精神 00:02:11.125 --> 00:02:13.809 覺得瞓覺冇幫你差到電 00:02:13.833 --> 00:02:15.434 但你唔記得你起過身 00:02:15.458 --> 00:02:18.018 唔記得瞓唔著 00:02:18.042 --> 00:02:20.226 所以你冇咗個連繫 00:02:20.250 --> 00:02:23.018 但就算係咁,你之後就會發現自己 00:02:23.042 --> 00:02:26.726 喺朝早飲兩杯咖啡提神 00:02:26.750 --> 00:02:28.309 而唔係一杯 NOTE Paragraph 00:02:28.333 --> 00:02:33.143 咖啡因講完啦,宜家到酒精 00:02:33.167 --> 00:02:35.059 因為酒精可能係其中一種 00:02:35.083 --> 00:02:39.143 比人誤解得最多嘅安眠工具 00:02:39.167 --> 00:02:42.559 事實係,佢絕對唔係安眠工具 00:02:42.583 --> 00:02:44.893 而且為你帶嚟睡眠問題 00:02:44.917 --> 00:02:47.226 仲起碼有三種方法咁做 NOTE Paragraph 00:02:47.250 --> 00:02:49.684 首先,酒精屬於一類藥物 00:02:49.708 --> 00:02:52.184 我哋稱之為鎮靜劑 00:02:52.208 --> 00:02:55.059 但鎮靜唔係睡眠 00:02:55.083 --> 00:02:57.309 而研究教識咗我哋呢兩樣嘢 00:02:57.333 --> 00:02:59.309 係幾唔同嘅 00:02:59.333 --> 00:03:00.934 鎮靜嘅情況下 00:03:00.958 --> 00:03:04.393 我哋就停止咗大腦細胞發射 00:03:04.417 --> 00:03:07.809 特別係大腦皮層嘅 00:03:07.833 --> 00:03:10.476 但咁唔係自然嘅睡眠 00:03:10.500 --> 00:03:13.434 事實係喺深層非快速眼動睡眠期間 00:03:13.458 --> 00:03:17.976 舉個例你個腦做到好出色嘅協調 00:03:18.000 --> 00:03:20.684 可以將十萬個細胞 00:03:20.708 --> 00:03:23.018 突然之間全部發射出嚟 00:03:23.042 --> 00:03:24.476 然後佢哋就會全部靜哂 00:03:24.500 --> 00:03:27.434 然後又一齊發射之後又靜哂 00:03:27.458 --> 00:03:30.434 製造出呢啲深層非快速眼動睡眠 00:03:30.458 --> 00:03:32.768 嘅強大腦電波 00:03:32.792 --> 00:03:34.393 呢個就係第一種方法 00:03:34.417 --> 00:03:36.809 點解酒精會帶嚟問題 00:03:36.833 --> 00:03:40.268 我哋誤以為鎮靜係深層睡眠 NOTE Paragraph 00:03:40.292 --> 00:03:42.518 酒精嘅第二個問題 00:03:42.542 --> 00:03:45.643 係佢實際上會破壞你嘅睡眠 00:03:45.667 --> 00:03:49.643 瞓覺嘅時候酒精可以觸發同激活 00:03:49.667 --> 00:03:52.309 神經系統入面 00:03:52.333 --> 00:03:53.893 一種我哋叫戰鬥或逃跑分支 00:03:53.917 --> 00:03:58.208 咁就會成晚令你醒得更頻密 00:03:58.208 --> 00:04:00.476 加上酒精仲會增加咗 00:04:00.500 --> 00:04:04.184 大腦釋放嘅警覺化學物質 00:04:04.208 --> 00:04:06.934 又再一次破壞你嘅睡眠 NOTE Paragraph 00:04:06.958 --> 00:04:11.018 第三同最後一樣酒精同睡眠嘅問題 00:04:11.042 --> 00:04:13.393 就係酒精實際上會阻擋咗 00:04:13.417 --> 00:04:16.768 你嘅快速眼動睡眠同睡夢 00:04:16.792 --> 00:04:19.476 而我哋之後嘅集數就會學到 00:04:19.500 --> 00:04:21.633 REM 又或者叫快速眼動睡眠 00:04:21.633 --> 00:04:24.559 同埋睡夢都會帶嚟一系列好處 00:04:24.583 --> 00:04:26.726 好似情緒健康 00:04:26.750 --> 00:04:30.101 精神健康,甚至係創造力 NOTE Paragraph 00:04:30.125 --> 00:04:33.851 我唔係嚟教你點生活 00:04:33.875 --> 00:04:35.851 我唔係要啲好循規蹈矩嘅生活 00:04:35.875 --> 00:04:37.559 我只係個科學家 00:04:37.583 --> 00:04:41.764 我想嘗試同做嘅係提供資料比大家 00:04:41.764 --> 00:04:46.221 了解咖啡因同酒精與睡眠嘅關係 00:04:46.250 --> 00:04:49.309 咁你就可以用知識做決定 00:04:49.333 --> 00:04:52.059 當想將睡眠健康放第一嘅時候 00:04:52.083 --> 00:04:54.833 你自己決定點生活先係最好