How much exercise do you need to improve and maintain health? What kind of exercise do you need?

你需要多少量的锻炼改善和保持健康？

youdao

Just like you need to exercise your body's muscles and cardiovascular system, you need to exercise your brain to keep it in tip-top shape.

就像你需要锻炼身体肌肉和心血管系统一样，你也需要锻炼大脑，让它保持在一个最佳状体。

youdao

Just like you need to exercise your body's muscles and cardiovascular system, you need to exercise your brain to keep it in tip-top shape.

就像你需要锻炼身体肌肉和心血管系统一样，你也需要锻炼大脑，让它处于最佳状态。

youdao

said people need to exercise thirty minutes each day for at least five days to get the health benefits of exercise.

VOA: special.2010.06.08

So I need to do something intelligent to exercise my brain.

所以我得做点开动脑筋的事情让大脑也得到锻炼。

I feel like 实战 - SpeakingMax英语口语达人

So exactly how much exercise do you need to do to gain all of these great health effects?

VOA: special.2010.06.08

According to recent research, not only do we all need to get more daily exercise, we also need to spend less of our time sitting down.

FORBES: Why Sitting Increases Your Risk of Dying Sooner

These delegations should be made only to those individuals or positions with a demonstrable and continuing need to exercise original classification authority.

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It may be surprising to see management as a social grace, but fulfilling the burning need to exercise power in a relatively harmless manner provides a useful social service.

ECONOMIST: The 20th century