Having an interesting job in your 40s may slash your risk of getting dementia in old age, a study suggested.

一项研究显示，四十多岁时从事有趣的工作可以大大降低老年患痴呆症的风险。

Researchers claim mental stimulation may stave off the onslaught of the memory-robbing condition by around 18 months.

研究人员指出，脑力锻炼可以将痴呆症发作的时间推迟约18个月。

Academics examined more than 100,000 participants and tracked them for nearly two decades.

研究人员在近二十年时间内追踪调查了逾10万人。

They spotted a third fewer cases of dementia among people who had engaging jobs that involved demanding tasks and more control — such as solicitors and doctors, compared to adults in "passive" roles - such as cashiers.

他们发现，与收银员等被动型职业相比，律师、医生等要求高、自主性也更强的从业者患痴呆症的比例少三分之一。

And those who found their own work interesting also had lower levels of proteins in their blood that have been linked with dementia.

另外，从事有趣工作的人血液中与痴呆症相关的蛋白质含量也更低。

Keeping the brain active by challenging yourself regularly likely reduces the risk of dementia by building up its ability to cope with disease, experts say.

专家指出，经常挑战自己来保持大脑活跃有助于提高大脑应对疾病的能力，从而降低患痴呆症的风险。

【工作有趣的人痴呆风险更低查看网站：[db:时间]】