せつせいじょうどうしょうがい 季節性情動障害
1. Seasonal Affective Disorder; SAD
Wikipedia definition
2. Seasonal affective disorderSeasonal affective disorder (SAD), also known as winter depression, winter blues, summer depression, summer blues, or seasonal depression, is a mood disorder in which people who have normal mental health throughout most of the year experience depressive symptoms in the winter or summer, spring or autumn year after year. In the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV), SAD is not a unique mood disorder, but is "a specifier of major depression".
Read “Seasonal affective disorder” on English Wikipedia
Read “季節性情動障害” on Japanese Wikipedia
Read “Seasonal affective disorder” on DBpedia


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