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Winter Blues: Understanding Seasonal Affective Disorder's Impact

10/18/2025

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Summary

Story summary

Seasonal affective disorder (SAD) affects up to 10% of people living in higher latitudes during winter.
Symptoms include depression triggered by long nights.
The exact causes of SAD are unclear.
Potential factors include reduced melatonin levels, decreased serotonin levels, and disruptions to the body's circadian clock.

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Story summary

Seasonal affective disorder (SAD) affects up to 10% of people living in higher latitudes during winter.
Symptoms include depression triggered by long nights.
The exact causes of SAD are unclear.
Potential factors include reduced melatonin levels, decreased serotonin levels, and disruptions to the body's circadian clock.