對這個年齡的人來說, 跑長比跑快更有益. 按現在的速度, 或更慢一些以保持低心率, 逐漸把距離增加到 10km.

來源: 選民於 2023-10-21 12:20:02 [舊帖] [給我悄悄話] 本文已被閱讀：次

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