Many people hurt themselves when they have been inactive and then suddenly take on a major exercise program, such as training for a half-marathon.
平时不怎么动弹之后又突然进行剧烈的活动项目比如半程马拉松,许多人都是这样对自己的身体造成了伤害。
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Spang said many people hurt themselves when they have been inactive and then suddenly take on a major exercise program, such as training for a half-marathon.