Objective: It is unclear why specific individuals incur chronic symptoms following a concussion. This exploratory research aims to identify and characterize any neurophysiological differences that may exist in motor cortex function in post-concussion syndrome (PCS). Methods: Fifteen adults with PCS and 13 healthy. non-injured adults were tested. https://parisnaturalfoodes.shop/product-category/nutra-sea-liquid-gels/