Harvard Women's Health Watch

Is my winter mood change due to seasonal affective disorder?

Ask the doctors Q. Every winter I experience mood changes. How do I know if itís seasonal affective disorder? A. Seasonal affective disorder (SAD) is a type of depression that typically affects individuals during the winter months. Some experts believe itís triggered by a reduction in natural light, which starts in the fall and continues until the spring. Tracking your mood changes can help your doctor determine if you have the condition. People formally…

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