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The Great Autumn Sleep Shift—How Short Days Reset the Brain
The Great Autumn Sleep Shift—How Short Days Reset the Brain
US · Published Oct 18, 2025
• Shorter days in autumn reduce sunlight exposure, impacting our brain's internal clock, or circadian rhythm.
• Increased darkness triggers the release of melatonin, making us feel sleepier earlier in the evening.
• Maximize sunlight exposure, maintain a consistent sleep routine, and create a relaxing bedtime environment to combat the autumn sleep shift.
Autumn sleep shift and shorter days
Many people feel the urge to hibernate as the leaves change. Autumn brings a shift in our sleep patterns along with pumpkin spice lattes. The following explains why shorter, darker days make people want to sleep more.
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