Answers are grounded in this paper and cite their sources.
Bed rest leads to atrophy of the transversus abdominis and internal oblique muscles. The exercise program, which implemented lower-limb and back extension exercises against shoulder restraints, was able to reduce atrophy seen in transversus abdominis in bed rest.
No takes yet. Share an insight, caveat, or question.
Belavý et al. (2016) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: