Although the findings of these studies are conflicting, it seems fairly clear that the greater external force in more stable exercises does not always translate to greater internal muscle forces. (strengthandconditioningresearch.com)
When viewed under a microscope, details like internal muscle structure were visible, allowing the team to calculate the range of movement of the limbs. (newscientist.com)
Serious second - and third - degree burns not only permanently damage internal muscles, organs, and more, but they can also lead to infections. (hepworthholzer.com)