The Back Extension on Exercise Ball ndi ntchito yolimbitsa mphamvu yomwe imayang'ana kwambiri minofu ya m'munsi, komanso imagwiranso ntchito ndi glutes ndi hamstrings. Ndiwoyenera kwa anthu amisinkhu yonse yolimbitsa thupi, kuyambira oyamba kumene mpaka otsogola, omwe ali ndi chidwi chofuna kuwongolera mphamvu zawo zoyambira, kukhazikika, komanso kaimidwe. Pochita izi, anthu amatha kulimbitsa msana wawo, kuchepetsa chiopsezo cha ululu wammbuyo, ndikuthandizira kayendetsedwe ka thupi lonse ndi ntchito zake.
Inde, oyamba kumene atha kuchita masewera olimbitsa thupi a Back Extension pa Exercise Ball. Komabe, ayenera kuyamba ndi mphamvu yopepuka ndikuwonjezera pang'onopang'ono pamene akukhala omasuka ndi masewera olimbitsa thupi. Ndikofunikiranso kwa oyamba kumene kuwonetsetsa kuti akugwiritsa ntchito fomu yoyenera kuti asavulale. Ngati sakutsimikiza, ayenera kufunafuna chitsogozo kwa katswiri wolimbitsa thupi.