研究表明，竞走和跑步有很多健身的好处，而且很可能会减少受伤。

Race walking shares many fitness benefits with running, research shows, while most likely contributing to fewer injuries.

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她说，她可以每周上三次尊巴健身课，在跑步机上锻炼。进行长时间轻快的散步。

She says she is able to take Zumba exercise classes three times a week, work out on the treadmill.and take long, brisk walks.

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她说她每周能上三次尊巴健身课，并每周在跑步机上锻炼两次。

She says she is able to take Zumba exercise classes three times a week and work out on the treadmill twice a week.

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