For those aged in their 30s and 40s feeling down in the dump, don’t worry - happiness is just around the corner.
那些30多40多岁感到垂头丧气的人，别担心——幸福即将来临。
Economists have found that despite a mid-life dip, people start to feel more content with their life after the age of 50.
经济学家发现，即使中年低落，50岁后人们开始对生活感到更满足。
The ‘U-shaped’ happiness curve shows that being satisfied with life starts to fall while in the early 20s and does not improve until after 50, where it goes on to rise higher than before.
“U形”幸福曲线表明对生活的满足感在20岁起开始下降并且不会上升，一直到50岁，就会上升到比以前更高水平。
But despite those who are aged 65 or over generally believing it is nicer to be 25, they are happier than when they were at that age.
但是，即使那些65或65岁以上的人一般觉得25岁更好，他们还是比当时更快乐。
The study has taken happiness survey answers from Britain, Switzerland and Germany and applied the findings to people’s life cycle.
该研究是从英国，瑞士和德国进行健康调查，并把结果应用于人类的生命周期中。
Scientists have no explanation for the sudden rise after 50, but believe you are happier when you get older as you assume more wisdom and adapt to life aspirations.
科学家对50岁后幸福感突然上升没办法解释，但是相信年纪越大，由于承担更多的智慧和适应生活的愿望，就会变得更幸福。
However, the middle-aged dip in happiness was also compared to that of losing a close relative or suddenly becoming unemployed.
然而，中年幸福感下降同样跟在这段时期失去一个亲人或突然失业有关系。
The report by Bert Van Landeghem, which is being presented at the Royal Economic Society’s annual conference, concluded: ‘A U-shaped happiness curve does not necessarily imply that a 65 year old prefers his own life to the life of a 25-year-old.
皇家经济学会年度会议由Bert Van Landeghem发表的报告总结出：“U形幸福曲线并不一定意味着一个65岁的老人，相对于25岁时的生活，会更喜欢他自己的生活。”
‘Both the 25 year old and 65 year old might agree that it is nicer to be 25 than to be 65. But the 65 year old might nevertheless be more satisfied, as he has learned to be satisfied with what he has.’
“25岁和65岁的人都承认25岁比65岁更好。但是65岁的人只是比较容易满足，他学习到对所拥有的东西的满足。”
It is the latest in a long-line of hotly-debated scientific studies that measure people’s happiness.
这是长期以来激烈争论的科学研究的最新成果，衡量人们的幸福感。