{
  "id": 14513478,
  "title": "Study offers insights on how heart valves last so long",
  "url": "https://urgent.news/2026/10/14/study-offers-insights-on-how-heart-valves-last-so-long",
  "topic": "science",
  "section": "Science",
  "published": "2026-10-14T18:40:15.000Z",
  "source": {
    "name": "Medical Xpress",
    "slug": "medical-xpress",
    "url": "https://medicalxpress.com/news/2026-10-insights-heart-valves.html"
  },
  "original_language": "en",
  "account": null,
  "summary": "Collagen plays a critical role in keeping heart valves strong, but the heart is surrounded by enzymes designed to break down collagen. So how can heart valves function efficiently decade after decade? A new study shows that the biomechanical tension applied to these valves every time your heart beats plays a key role in protecting the collagen from breaking down.",
  "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."
}