Dumbbells, cyangwa uburemere bwubusa, ni ubwoko bwibikoresho byimyitozo bidasaba gukoresha imashini zimyitozo. Dumbbells zikoreshwa mugukomeza no gutuza imitsi
Intego yo kutavuga ni ugukomeza umubiri no gutunganya imitsi, hamwe no kongera ubunini bwayo. Abubaka umubiri, abaterura imbaraga, nabandi bakinnyi bakunze kubikoresha mumyitozo yabo cyangwa imyitozo. Imyitozo itandukanye yashizweho kugirango ikoreshwe ibiragi, buri kimwe cyagenewe gukora itsinda ryimitsi runaka. Nkitsinda, imyitozo ya dumbbell, iyo ikozwe neza kandi buri gihe mubikorwa byuzuye byimyitozo ngororamubiri, ifite ubushobozi bwo gufasha kubaka ibitugu bigari, amaboko akomeye, ikibuno gisa, igituza kinini, amaguru akomeye, ninda zisobanuwe neza.
Ibisobanuro: 2.5-5-7.5-10-12.5-15-17.5-20- 22.5-25-27.5-30-32.5-35-37.5-40-42.5-45-47.5-50KG