human biology newsletters

NewsletterFIT tracks 4 newsletters that cover human biology as a primary topic, 3 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are The Science and Experience of Energy (9K), METAL Men (8K) and Unfixed (4K).

Updated Nov 1, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    The Science and Experience of Energy9K subscribers

    SubstackEvery two weeks · last post 15 days ago

    Likely audience: health enthusiasts

  2. 2
    METAL Men8K subscribers

    SubstackEvery two weeks · last post 16 days ago

    Likely audience: founders

  3. 3
    Unfixed 4K subscribers

    SubstackMonthly or less · last post 21 days ago

    Likely audience: philosophy enthusiasts

  4. 4
    TheAnnoyingSun—

    Substacklast post May 27, 2026

    Likely audience: British immigrants

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