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Latest / Marginal Gains

Sleep and Recovery as Performance Infrastructure

Sleep is where the actual improvement happens—not during training, not during work, but during the hours you're unconscious. This episode examines why sleep is treated as optional by ambitious people and why that's the most expensive mistake in the marginal gains equation. We explore the specific physiological processes that occur during different sleep stages: how REM sleep consolidates procedural learning (the motor skills and complex decision-making patterns you need), how deep sleep drives muscle recovery and hormonal regulation, and why fragmented sleep destroys these processes even if…

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