Inda yo munda ikora imitsi yo munda yo hagati. Fata imikono hanyuma ufate ukurura inkokora yawe kumavi. Imitsi iri kuruhande rwigifu cyawe irashobora gukorwa mugihe intebe igoretse. Imashini za Crunch zisanzwe zikoresha imbaraga zidasanzwe muburyo bwo gutoranya ibiro byatoranijwe cyangwa gupakira amasahani, kandi akenshi bikorerwa reps ziciriritse kugeza murwego rwo hejuru, nka 8-12 reps kuri buri seti cyangwa hejuru, nkigice cya ab-yibanze kumyitozo ngororamubiri.