And then helps you flex your mental muscles.

然后透过一些你平常不会去涉猎的东西。

When you train your body and push your physical limits, you're also exercising mental muscles like willpower and self-control.

当你训练身体突破极限时，你也在锻炼意志力和自制力等精神肌肉。

By doing this, Mannis says you strengthen your mental muscle, and you'll feel less stress.

曼尼斯说，通过这样做， 你可以增强你的精神肌肉， 你会感到压力更小。

What the researchers found is that folks who worked their mental muscles, both early and late in life, remained more intellectually limber than those who didn’t，even when a post-mortem look at their brains revealed the telltale signs of physical decline.

研究人员发现即使死后验尸发现他们的大脑已经有了自然衰退的迹象，但是一生中用脑较多的老人思维更敏捷。