physical activity newsletters

NewsletterFIT tracks 3 newsletters that cover physical activity as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Aging Like a Legend (7K) and L'uppercut 🥊 (7K).

Updated Nov 2, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Aging Like a Legend 7K subscribers

    SubstackMonthly or less · last post 22 days ago

    Likely audience: fitness enthusiasts

  2. 2
    L'uppercut 🥊 7K subscribers

    SubstackMonthly or less · last post 16 days ago

    Likely audience: fitness enthusiasts

  3. 3
    HEALTH MIRROR—

    LinkedInEvery two weeks · last post 21 days ago

    Likely audience: working professionals

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