The Abdominal Crunch e sebelisa mesifa ea mpa e bohareng. Tšoara lihape 'me u pshatlehe ka ho hulela mangoleng a hau. Mesifa e ka lehlakoreng la mpa ea hao e ka sebetsa haeba setulo se sothehile. Mechini ea Crunch hangata e sebelisa khanyetso e eketsehileng ka mokhoa oa ho khetha boima ba 'mele kapa ho kenya lipoleiti,' me hangata e etsoa bakeng sa li-reps tse itekanetseng ho isa ho tse phahameng, joalo ka 8-12 reps ka sete kapa ho feta, e le karolo ea ab-focused part of workout.