Physical Wellness · ScienceDaily Nutrition · October 17, 2026

Scientists discover how deep sleep builds muscle, burns fat, and boosts the brain

Scientists have discovered a surprising two-way relationship between sleep and growth hormone, revealing how the brain carefully balances physical recovery with wakefulness. The findings could help explain why poor sleep harms metabolism and brain health, potentially opening the door to new treatments for sleep and neurological disorders.

Originally published by ScienceDaily Nutrition. We curate and add context; they did the reporting.

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