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Medical notice: Health education content for the general public. It does not replace advice from a healthcare professional. If you are a minor, watch it with an adult.
Original title: 전 세계 하루 평균 수면 시간 최하위권 한국, 주요 발암 요인 교대 근무는 건강에 얼마나 심각한 악영향을 끼칠까, 똑같이 자고도 수면의 질을 높이는 법｜취미는 과학｜#골라듄다큐
Machine-translated title; it may contain inaccuracies.
Health education content published by EBSDocumentary (EBS 다큐) in 2026 on its official channel. Played with YouTube's official player.
EBS4:21:12
EBS25:45
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EBS19:02
EBS30:27
EBS25:52