20 monthly gift articles to share
He frames modern eight‑hour dogma as a legacy of the Industrial Revolution rather than a biological necessity, and points to epidemiologic curves where risk bottoms out around seven hours, producing a U‑shape with higher risk from both short and long sleep.
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ВсеРоссияМирСобытияПроисшествияМнения。体育直播对此有专业解读