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  "path": "/medicine/genetic/over-40-of-men-start-losing-their-y-chromosome-by-age-60-and-it-puts-their-hearts-at-risk/",
  "publishedAt": "2026-02-13T14:16:25.000Z",
  "site": "https://www.zmescience.com",
  "tags": [
    "Biology",
    "Genetics",
    "News",
    "Chromosomes",
    "dna",
    "Y chromosome"
  ],
  "textContent": "The Y chromosome doesn’t seem to do much except determine sex – but its loss in older men might be linked to heart disease, cancer and Alzheimer’s.",
  "title": "Over 40% of Men Start Losing Their Y Chromosome By Age 60 and It Puts Their Hearts at Risk"
}