The tissue that was repaired doesn't 'un-heal.' However, the underlying condition that caused the injury (biomechanics, training load, systemic inflammation) still needs to be addressed to prevent recurrence
doi: 10.3390/biomedicines9070744 10.3390/biomedicines9070744 Sikiric.P, Hahm.K, Blagaic.A, Tvrdeic.A, Pavlov.K, Andrea Petrovic.A, Stable Gastric Pentadecapeptide BPC 157, Roberts Stomach Cytoprotection/Adaptive Cytoprotection/Organoprotection, and Selyes Stress Coping Response: Progress, Achievements, and the Future
They essentially aim to injure the tissue to promote a healing response by the body
This becomes especially apparent in non-motor symptoms like sleep disturbances, anxiety, depression, cognitive deficits and gastrointestinal impairments [8]