The knee crunch is a bodyweight exercise that helps build core strength and targets your abdominal muscles . Knee crunches add a challenging twist to a range of motion similar to sit-ups and basic crunches. To do knee crunches, lie flat on your back with your hands behind your head, knees bent, and feet on the floor.24 Şub 2022
Read moreWhat muscles do knee touch crunches work?
The Knee Touch Oblique Crunch works all your abdominal muscles , helping to flatten that tummy and strengthen your core. Areas worked: Internal/external obliques and abdominals (two of the core muscles!)
Read more