Addressing Neuromuscular Deficits for Improved Outcomes in Ankle Rehabilitation

Inclusion Criteria: * initiating rehabilitation for a first time acute grade I, II, or III LAS * have sustained within 72 hours of study enrollment * diagnosed by a physician, medic, athletic trainer, physical therapist, or other providing medical coverage in operational environments as having sustained a LAS Exclusion Criteria: * personal or familial history of epilepsy or seizures * history of migraine headaches * ocular foreign body, increased intracranial pressure, open head injury or significant closed head injury * cochlear implants * implanted brain stimulators, aneurysm clips or other metal in the head (except mouth) * implanted medication pumps, pacemakers or intracardiac lines * current medication with tricyclic anti-depressants, neuroleptic agents or other drugs that lower seizure threshold * history of diagnosed major psychiatric disorder * history of illicit drug use * current alcohol abuse or currently withdrawing from alcohol abuse * history of heart disease