Seasonal depression
Seasonal depression is a disorder associated with a particular time of year. It affects between 0.4 and 9.7 per cent of people, mostly in northern latitudes, and genetic factors play a role in the onset of this disorder. There is a distinction between autumn (winter) and spring (summer) depression. Seasonal depression is characterised by depressed mood, reduced performance and a feeling of persistent fatigue at certain times of the year. The [...]