{
  "id": 12014351,
  "title": "What does marathon training do to your body? A reporter becomes the test subject",
  "url": "https://urgent.news/2026/10/04/what-does-marathon-training-do-to-your-body-a-reporter-becomes-the",
  "topic": "health",
  "section": "Health & Medicine",
  "published": "2026-10-04T21:57:05.000Z",
  "source": {
    "name": "NPR Health",
    "slug": "npr-health",
    "url": "https://www.npr.org/2026/10/04/nx-s1-5923942/what-does-marathon-training-do-to-your-body-a-reporter-becomes-the-test-subject"
  },
  "original_language": "en",
  "account": null,
  "summary": "Before running the New York City Marathon, NPR's Elissa Nadworny gets a bone scan, blood work and a treadmill test to settle a question from Mom: Is this bad for my body?",
  "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."
}