See Also: Affective disorder, seasonal (SAD)(health)
Disorder, seasonal affective (SAD)(health)
seasonal affective disorder (SAD)(encyclopedia)
seasonal affective disorder(medicine)
seasonal affective disorder(dictionary)
affective disorder(encyclopedia)
Bipolar affective disorder(health)
affective personality disorder(medicine)
Herbal medicine (botanical medicine, herbology, phytomedicine)(health)
seasonal(dictionary)

seasonal affective disorder (medicine)


seasonal affective disorder


A syndrome characterised 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 (carbohydrate cravings), 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.