[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"pubgrp:rd-sleep-fact:en:ja":3},{"type":4,"slug":5,"title":6,"level":7,"goal":8,"image_path":8,"is_locked":9,"is_daily_free":9,"passage":10,"questions":36,"vocab":73},"reading","rd-sleep-fact","なぜ眠るのか","intermediate",null,false,[11,14,17,21,25,29,32],{"en":12,"ko":12,"ko_audio":8,"audio":13},"Sleep is essential for our physical and mental health.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fd927f8a8-17a9-4b12-8873-4765437bc69b.mp3",{"en":15,"ko":15,"ko_audio":8,"audio":16},"When we sleep, our body repairs damaged cells and restores energy.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002Fdf2bbabc-6a0b-4ecb-ac3a-f58a2f4f5b4d.mp3",{"en":18,"ko":19,"ko_audio":8,"audio":20},"Without sufficient sleep, our immune system becomes weak, making us more vulnerable to illness.","Without enough sleep, our immune system weakens and becomes more vulnerable to disease.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F78d4779e-ead8-4a9d-9f59-923a84f2ace5.mp3",{"en":22,"ko":23,"ko_audio":8,"audio":24},"Sleep also helps our brain process information and consolidate memories from the day.","Sleep also helps our brain process information and organize the memories of the day.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F47391b1f-ca9c-459b-83d9-2bec12c2bfe4.mp3",{"en":26,"ko":27,"ko_audio":8,"audio":28},"Studies show that people who get adequate sleep have better concentration and decision-making skills.","According to research, people who get enough sleep have better concentration and decision-making abilities.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F6027c33a-544d-40c5-abaa-017e44aaa0de.mp3",{"en":30,"ko":30,"ko_audio":8,"audio":31},"Additionally, regular sleep improves mood and reduces stress and anxiety.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F79bba204-e830-496b-b8bb-b3fde3dbdcac.mp3",{"en":33,"ko":34,"ko_audio":8,"audio":35},"Most adults need seven to nine hours of sleep each night for optimal health.","Most adults need 7-9 hours of sleep every night for optimal health.","https:\u002F\u002Fpub-96bedcbbfd0f4e5d82c4505745cced9c.r2.dev\u002Fblock_audio\u002F58180d89-9059-4156-80d7-98989a355f36.mp3",[37,43,49,55,61,67],{"q":38,"options":39,"answer":40},"According to the passage, what does our body do when we sleep?",[40,41,42],"It repairs damaged cells and restores energy","It increases stress levels","It reduces concentration",{"q":44,"options":45,"answer":47},"How does insufficient sleep affect our immune system?",[46,47,48],"It strengthens the immune system","It makes the immune system weak and vulnerable to illness","It has no effect on the immune system",{"q":50,"options":51,"answer":53},"What does the passage say about sleep and 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