Seasonal affective disorder

基本解释

However, this was also the case with seasonal affective disorder and postpartum depression, which are now formally recognized in the Diagnostic and Statistical Manual of Mental Disorders.
季節性情感障礙和産後抑鬱症曾經也麪臨過同樣的情況，但是，現在它們已經被正式收錄到《精神病診斷與統計手冊》中了。
If you find the winter months tough, particularly during December and January you may suffer from Seasonal Affective Disorder, which causes a low mood caused by the lack of light during winter.
如果你覺得鼕天很難熬，特別是在十二月和一月份，那麽你可能患上了‘季節性情緒失調’，這是由於鼕日裡缺少陽光而引起的情緒低落。
It also might help those with seasonal affective disorder, also thought of as the winter blues.
考慮到像鼕季抑鬱症之類的病症，這裡的天氣對患有季節性情緒失調的病人也可能會有所助益。

Those head doctors, they have a term for the effect a lack of sunshine has on your physiology: SAD, or seasonal affective disorder.
ENGADGET: Nothing quite as SAD as a phone without LEDs Mobile
The title of my first column is Seasonal Affective Disorder.
FORBES: Muni Bond Manager's Journal: Seasonal Affective Disorder

Seasonal affective disorder is a feeling of tiredness and sadness that some people have during the fall and winter when there is very little sunshine. The abbreviation is often used. SAD