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Seasonal Affective Disorder (SAD)
Seasonal Affective Disorder (SAD) Learning Center

Seasonal Affective Disorder (SAD)
Seasonal affective disorder (SAD) is a form of depression that occurs in relation to the seasons, most commonly beginning in winter.
Seasonal affective disorder (SAD) is a form of depression. People affected by SAD display symptoms of depression at the same time every...
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Your body has an internal clock that helps regulate when you eat and sleep, and even how you feel. Read on to learn more about biological...
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