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Index/Topics/Circadian rhythm and naps

Circadian rhythm and naps

The circadian afternoon dip in alertness creates a predictable window where short naps are especially effective for counteracting declines in performance.

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Jan 14, 2026

How should night‑shift workers structure sleep to reduce circadian misalignment and health risks?

Night‑shift workers reduce circadian misalignment and long‑term health risks by combining consistent sleep timing, strategic napping, controlled light exposure, and careful scheduling practices; these...