長跑,應始於青少年,成長期,身體適應性強。養成習慣,可以跑一生。三十歲以後開始長跑,會出現許多問題。五十歲以上開始練,危險
本帖於 2021-11-16 20:30:55 時間, 由普通用戶 fuz 編輯
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