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  "path": "/news/science/squeeze-tennis-ball-how-long-live-283568-20260320",
  "publishedAt": "2026-03-20T19:29:07.779Z",
  "site": "https://www.ladbible.com",
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  "textContent": "It's a sign of how healthy you are",
  "title": "How hard you can squeeze a tennis ball directly linked to how long you'll live for",
  "updatedAt": "2026-03-20T18:27:10.222Z"
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