Researchers said the findings point to the need for more exercise-friendly places to live.

研究者说这个发现指出需要有更多的利于健身的社区用以居住。

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Other possibilities: 1. a need for more exercise. 2. a part of oneself trying to avoid something. 3. feeling hurried. 4. strong commitment and desire to get to a goal.

其他解释：1，需要多加锻炼；2，梦者面对某些事的那一面；3，感觉匆忙；4，强烈的志愿、达到目标的渴望。

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Walking is safe. And,it is said be to as valuable for one's health as more intense forms of exercise like jogging.

VOA: special.2010.06.08

He dismisses his brother's entirely practical argument, because for him chastity is a lot more than a simple exercise of sexual abstinence.

他推翻了他弟弟所有实际的论点，因为对他来说,贞节不仅仅是简单的禁止性欲。

耶鲁公开课 - 弥尔顿课程节选

More recent research suggested that those gains are the same whether you exercise for short periods over five days or longer sessions over two or three days.

VOA: special.2010.06.08

Some parents have refused to let overweight kids be taken out of class for more exercise, saying they should focus on studying.

BBC: Taiwan wages nationwide battle with the bulge

The evidence, neatly summarized by Slaughter, indicates that workplaces that are designed for employees to exercise more inside-outside work choices end up being more productive.

FORBES: Nudging Workplaces to Allow People to "Have It All"

In fact, in the summer of 2012, the CDC reported that more Americans were walking for exercise, with those who walk being nearly 3 times more likely to meet the recommended level of physical activity.

FORBES: Brisk Walking or Running: Both Reduce Risk for Heart Disease