Mark Hyman: How your immune defense actually works

ByLongevity Notes Editorial
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Peer-Reviewed Research
M
Mark Hyman

Video Summary · February 9, 2026

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Key Takeaways

  • Optimize white blood cell function by ensuring neutrophils, monocytes, and lymphocytes are well-positioned and active.
  • Monitor hs-CRP levels to assess low-grade systemic inflammation and identify potential immune fatigue.

Supplements & Protocols Mentioned

  • Vitamin D: Supports white blood cells, many of which contain vitamin D receptors.

Products & Gear Mentioned

  • Function: A resource mentioned for learning about immune health during flu season.

Bottom Line

Support your immune system by optimizing white blood cell function and monitoring inflammation markers like hs-CRP, while ensuring adequate vitamin D levels for immune coordination.

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Medical Disclaimer

This article is for informational purposes only and does not constitute medical advice. The research summaries presented here are based on published studies and should not be used as a substitute for professional medical consultation. Always consult a qualified healthcare provider before making any changes to your health regimen.

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