{
  "id": 17821417,
  "title": "Overtraining may disrupt the brain's dopamine regulation, leaving levels elevated during rest",
  "url": "https://urgent.news/2026/11/02/overtraining-may-disrupt-the-brains-dopamine-regulation-leaving",
  "topic": "science",
  "section": "Science",
  "published": "2026-11-02T15:40:08.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-11-overtraining-disrupt-brain-dopamine-elevated.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "Excessive physical exercise affects more than just the muscles; it can also alter brain chemistry. A new study published in the journal Neuroscience reveals that exhaustive training without adequate rest alters the regulation of dopamine in the hippocampus, a brain region closely linked to memory and the regulation of emotions.",
  "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."
}