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Sleep Research: 60-Hour Study Confirms Sleep's Vital Role

11/2/2025

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Summary

Story summary

In 1925, George Washington University professor Frederick August Moss conducted a sleep-deprivation study with seven undergraduates staying awake over 60 hours to test if sleep was a waste.
A century later, research confirms sleep's critical role in health, memory consolidation, and immune function.
Recent studies show a U-shaped relation between sleep duration and health risks, with seven to nine hours optimal for adults, while oversleeping may signal health issues.

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Story summary

In 1925, George Washington University professor Frederick August Moss conducted a sleep-deprivation study with seven undergraduates staying awake over 60 hours to test if sleep was a waste.
A century later, research confirms sleep's critical role in health, memory consolidation, and immune function.
Recent studies show a U-shaped relation between sleep duration and health risks, with seven to nine hours optimal for adults, while oversleeping may signal health issues.