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地面をけるときの足の指 ランニングスクール+Q

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Uploaded by on Jun 10, 2010

【ランナー向けwebサイト ランニングスクール+Q】 地面をけるときの足の指は、意識して地面をつかむように力を入れるものなのでしょうか?それとも意識しなくてもよいものなのでしょうか?

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