Seasonal affective disorder
Alternate Names : Depression - winter, SAD
Symptoms & Signs
Symptoms usually build up gradually in the late autumn and winter months. - Afternoon slumps with decreased energy and concentration
- Increased appetite with weight gain (weight loss is more typical of other forms of depression)
- Increased sleep and excessive daytime sleepiness (problems sleeping are more typical of other forms of depression)
- Lack of energy and loss of interest in work or other activities
- Slow, sluggish, lethargic movement
- Social withdrawal
- Unhappiness and irritability
Diagnosis & Tests
A visit to your health care provider will look for other causes of the symptoms and confirm the diagnosis. A psychological evaluation may be needed for more severe depression. See also: Depression
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