如何提高步频（下）-3个练习
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提高步频3个练习：第一原地小步跑，要求躯干上拔，腿完全放松；第二行进间步频练习，轻轻向前推动，用一拳的距离向前行进，逐渐提高步频；第三加强摆臂的练习，用摆臂跟上步频节奏。#跟着石春健学跑步#春见小低高#跑步#春见跑步俱乐#部#超慢跑
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