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The Science of Seasonal Affective Disorder (SAD)

sad woman

Story at-a-glance

  • Seasonal affective disorder (SAD) is linked to the lower sunlight exposure that typically occurs in winter months; for instance, SAD affects only 1 percent of Floridians compared to 9 percent of Alaskans

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This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.

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