Selkäsunnuntai – Osa 11: Alaselän hallinta kyykkyliikkeessä

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Selkäsunnuntai – Osa 11: Kun edellisessä osissa läpikäytyjä alaselän hallintaa kehittäviä harjoituksia niputetaan yhteen, saadaan erittäin hyvä harjoite …