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How common is seasonal affective disorder?

Winter-onset seasonal affective disorder is more common in countries farther from the equator and summer-onset seasonal affective disorder is more common in countries closer to the equator. In Australia, winter-onset seasonal affective disorder is fairly rare and is estimated to affect about one in every 300 people.

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Author: Dr Joanne Van der Velden PhD, BSc (Hons)
First answered: 25 Nov 2014
Last reviewed: 18 May 2018
Rating: 4.8 out of 5
Votes: 1148 (Click smiley face below to rate)
Category: Depression

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