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breastfeeding

  1. Jovialis

    Gene linked to breastfeeding may have boosted survival of earliest Americans

    When the ancestors of Native Americans ventured across the Bering land bridge from today’s Siberia to Alaska about 20,000 years ago, they struggled to get enough sunlight during the long, dark winters. Living so far north with scant sunshine should have led to rickets and other health problems...
    • Jovialis
    • Thread
    • breast feeding breastfeeding east asia native americans
    • Replies: 1
    • Forum: Paleogenetics
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