{
  "id": 15203353,
  "title": "Exercise is good for us—but why?",
  "url": "https://urgent.news/2026/10/17/exercise-is-good-for-us-but-why",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-17T13:00:05.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-10-good.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "To understand what goes wrong in the body, scientists must first know what right looks like. Salk Institute researchers are building a scientific reference, piece by piece, for what makes a body healthy. Their latest effort maps how exercise reshapes the body at the molecular level, examining responses across organs, cell types, sexes and circadian phases in mice.",
  "key_points": [],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "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."
}