{
  "id": 6485061,
  "title": "A burst of 'pink noise' may lead to more restorative sleep",
  "url": "https://urgent.news/2026/09/09/a-burst-of-pink-noise-may-lead-to-more-restorative-sleep-6485061",
  "topic": "science",
  "section": "Science",
  "published": "2026-09-09T21:40:07.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-09-pink-noise.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "During the day, waste products such as lactic acid and worn-out proteins build up in the brain. When we sleep at night, waves of cerebrospinal fluid (CSF) help wash away this waste, keeping the brain healthy.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 2,
    "also_reported_by": [
      {
        "outlet": "MIT News Research",
        "title": "A burst of “pink noise” may lead to more restorative sleep",
        "url": "https://urgent.news/2026/09/09/a-burst-of-pink-noise-may-lead-to-more-restorative-sleep",
        "published": "2026-09-09T18:00:00.000Z"
      }
    ]
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}