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  "path": "/releases/2026/05/260530053422.htm",
  "publishedAt": "2026-05-31T11:25:45.000Z",
  "site": "https://www.sciencedaily.com",
  "textContent": "Melanoma may not become steadily more dangerous with age as scientists once assumed. In a surprising discovery, researchers found that cancer spread was lowest in young mice, surged in middle-aged mice, and then dropped again in very old mice. The key appears to be a special type of immune cell that helps keep cancer dormant and prevents it from spreading.",
  "title": "Why cancer spreads more in middle age than in old age"
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