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  "path": "/news/health/understanding-single-thing-sleep-helps-36704607",
  "publishedAt": "2026-02-15T03:29:00.000Z",
  "site": "https://www.mirror.co.uk",
  "tags": [
    "Health",
    "Harvard Medical School",
    "R.E.M.",
    "Education",
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    "Immune system"
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  "textContent": "Health experts at Harvard Medical School have explained how to transform your sleep",
  "title": "Understanding a single thing about sleep helps you 'wake up feeling truly refreshed'"
}