Cognitive stimulation is one of the areas where we did find some benefit.

我们确实在认知刺激领域发现了一些成效。

Exercise, diet, cognitive stimulation showed some positive effects, although the evidence was not so strong that we could actually consider these firmly established.

运动，饮食，认知刺激显示出了一些积极影响，尽管证据还不是很充分，还不能认为这些积极影响确实存在。

Doing puzzles and playing games such as chess have also been found to be helpful with cognitive stimulation.

猜谜以及玩游戏如下国际象棋也能有效刺激认知。

Says Kennedy: "As with physical exercise, what kind and how much cognitive stimulation is going to be right without doing injury?

肯尼迪说：“正如身体锻炼一样，现在的问题是，哪一类及多少认知刺激才恰到好处而不伤害身体？”

What seems to be happening is that cognitive stimulation helps overcome the effect of the neurodegenerative lesions associated with dementia.

看起来正在发生的是，这些认知刺激确实抵消了跟老年痴呆症有关的神经变性的机能障碍。