这篇研究也显示，超过30分钟的规律运动较能舒缓焦虑。

Exercise sessions greater than 30 minutes were better at reducing anxiety than sessions of less than 30 minutes, the researchers found.

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研究人员解释：研究参与者很难坚持长期的运动计划，表明较好的参与率才能更强的舒缓焦虑。

The researchers noted that study participants were less likely to stick with the longer exercise programs, which suggests that better participation rates result in greater reductions in anxiety.

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但令人惊讶的是相较于超过12周的运动计划来说，只持续3 - 12周的运动似乎较能舒缓焦虑。

But surprisingly, programs with a duration of between three and twelve weeks appear to be more effective at reducing anxiety than those lasting more than 12 weeks.

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