A sequence of exercises aimed at strengthening the muscles of the posterior chain of the body, in particular the buttocks and back, in the prone position resting on the belly. The muscles of the posterior chain are just as important as those of the anterior abdominal wall for maintaining correct posture.
In "performing the strengthening exercises for the back and buttocks, one must be careful not to excessively contract the muscles of the lumbar area, to avoid this it is necessary to keep the abdomen active and bring the pelvis slightly in retroversion to facilitate contraction of the buttocks and avoid lumbar hyperextension.
10'
