Final answer:
Myofascial rolling induces local mechanical effects through the reorganization and remodeling of the cytoskeleton, leading to muscle lengthening and improved elasticity due to changes in the tension and hydration of the connective tissues.
Step-by-step explanation:
Myofascial rolling is a technique commonly used to relieve muscle stiffness, enhance flexibility, and improve circulation within the musculoskeletal system. The local mechanical effect occurring from myofascial rolling can be described through various molecularly based models that reveal how mechanical forces, such as those applied during rolling, lead to the reorganization of the cytoskeleton and the remodeling of cells. Upon applying myofascial rolling, the cells experience a mechanical load that could lead to the stretching of individual molecules within the extracellular matrix and cells, particularly the force-bearing elements such as actin filaments in stress fibers.
According to kinetic models, such as the work of Wei et al., the application of cyclic stretch can result in the reorientation of stress fibers depending on the magnitude and frequency of the applied stress, and this behavior is modulated by the contraction and extension rate sensitivity of the fibers. The dynamics of cell responses to mechanical stress underscore the importance of the cytoskeleton's ability to adapt to externally applied forces, which includes cellular contractility mediating force distributions and subsequent cellular adaptations.
Thus, the local mechanical effect of myofascial rolling pioneers a change in cellular activities, enabling the tissue to lengthen and improve its elasticity due to a diminution of tension. The endomysium, a connective tissue surrounding individual muscle fibers, becomes more hydrated and loose. These changes can lead to a more favorable environment for recovery, healing, and improved muscle function.