During the exercise of the Fitness stick, the deep trunk muscles, all abdominal muscles, and all shoulder muscles, including connective tissue, will be strengthened at the same time up to the deepest layer.
Ingasetshenziswa, i-trunk fascia ejulile, imisipha yesisu nayo yonke imisipha yamahlombe, kufaka phakathi izicubu ezixhumene nayo, izoqiniswa ngasikhathi sinye kuze kufike kungqimba olujulile.