Ndikofunikira kuti mphamvu yoyambira yophunzitsira ikhale 5-7.5 kg ya biceps.Ngati ma triceps apangidwa ndi ma dumbbells, ndi 2.5-5 kg ndi dzanja limodzi ndi 10 kg pamapewa.Chifukwa chake, poganizira kuti poyamba mumagula ma dumbbells okhala ndi 30 kg (kwenikweni kuposa 2 ...
Werengani zambiri