PEAK PERFORMANCEWeeks to result

Cold Water Induced Red Blood Cell Deployment Framework

Dive into performance

Problem it solves

Cold Water Induced Red Blood Cell Deployment Framework solves the gap between potential and actual performance by providing a structured approach to measuring, improving, and sustaining high output.

Best for

Individuals seeking to improve endurance or strength output

Not ideal for

Those with certain medical conditions or unable to tolerate cold water

Overview

Why this framework exists

This framework involves the deployment of red blood cells into the body through cold water exposure, potentially leading to improved performance. The spleen plays a crucial role in this process, and the size of the spleen may be correlated with the ability to deploy red blood cells. The framework is based on the idea that cold water exposure can stimulate the spleen to release red blood cells, which can then be used to improve oxygen delivery to the muscles.

Core principles

3 total
  1. Cold water exposure can stimulate the spleen to release red blood cells.
  2. The size of the spleen may be correlated with the ability to deploy red blood cells.
  3. Red blood cell deployment can improve oxygen delivery to the muscles, leading to enhanced performance.

Steps

3 steps
  1. Cold Water Exposure
    Expose yourself to cold water, either through swimming, diving, or simply taking a cold shower. The water should be cold enough to stimulate the spleen, but not so cold that it causes hypothermia.
    Pro tipStart with shorter exposures and gradually increase the duration as you acclimate to the cold.
    WarningBe cautious when exposing yourself to cold water, as it can cause hypothermia or other health issues if not done properly.
  2. Breath-Holding
    Hold your breath while exposed to cold water to maximize the effects of the cold water on the spleen. This can help to stimulate the release of red blood cells.
    Pro tipPractice breath-holding exercises to increase your lung capacity and improve your ability to hold your breath.
    WarningDo not hold your breath for too long, as this can cause oxygen deprivation or other health issues.
  3. Regular Practice
    Regularly practice cold water exposure and breath-holding to see consistent results. This can help to improve your overall health and performance.
    Pro tipIncorporate cold water exposure into your daily routine, such as taking a cold shower every morning.
    WarningBe consistent with your practice, but also listen to your body and take rest days as needed.

Checklist

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Examples

2 cases
The Bajau People

The Bajau people, a population of divers in Indonesia, have been found to have larger spleens and higher red blood cell counts than other populations. This is likely due to their regular exposure to cold water and practice of breath-holding.

OutcomeThe Bajau people have been found to have improved endurance and strength output, likely due to their ability to deploy red blood cells in response to cold water exposure.
The Henyo

The Henyo, a group of female divers in Korea, have been found to have similar adaptations to the Bajau people. They have larger spleens and higher red blood cell counts, and are able to dive to great depths without the use of scuba gear.

OutcomeThe Henyo have been found to have improved health and longevity, likely due to their regular exposure to cold water and practice of breath-holding.

Common mistakes

3 traps
Insufficient Cold Water Exposure
Failing to expose yourself to cold water for a sufficient amount of time can reduce the effectiveness of the framework.
Inadequate Breath-Holding
Failing to hold your breath for a sufficient amount of time can reduce the effectiveness of the framework.
Inconsistent Practice
Failing to practice the framework regularly can reduce its effectiveness and prevent consistent results.

Origin story

How this framework came to be

The concept of cold water induced red blood cell deployment was discovered through studies of the Bajau people, a population of divers in Indonesia. Further research on the Henyo, a group of female divers in Korea, has provided additional insights into the effects of cold water exposure on the body.

Source

Traced to primary
Source · PODCAST
Behaviors That Alter Your Genes to Improve Your Health & Performance | Dr. Melissa Ilardo
Andrew Huberman · 2025
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