Seasonal affective disorder Full Definition
|Seasonal affective disorder (SAD) –|
: is a type of depression that’s related to changes in seasons — SAD begins and ends at about the same times every year.
: a syndrome characterized by depressions that recur annually at the same time each year, usually during the winter months. Other symptoms include anxiety, irritability, decreased energy, increased appetite (carbohydratecravings), increased duration of sleep, and weight gain. SAD (seasonal affective disorder) can be treated by daily exposure to bright artificial lights (PHOTOTHERAPY), during the season of recurrence.
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