Photobiomodulation for Concussions: the Use of the ImPACT® Test as an Assessment Tool

Inclusion Criteria: * Patients between the ages of 15-65 years clinically diagnosed with a mild Traumatic Brain Injury by a health professional and currently not undergoing any treatment during a 1 year period from January 2018 to December 2018. * Documentation of the history of a qualifying mild Traumatic Brain Injury within 3 months of traumatic incident and/or diagnosis with persistent symptomatology after 3 months. For reference, International Classification of Diseases, Tenth Revision (ICD-10) clinical criteria require a history of TBI and the presence of three or more of the following eight symptoms: 1) headache, 2) dizziness, 3) fatigue, 4) irritability, 5) insomnia, 6) concentration or 7) memory difficulty, and 8) intolerance of stress, emotion, or alcohol4. Exclusion Criteria: * Any positive findings on imaging studies * A diagnosis of or a family history of neuropsychiatric co-morbidity. * Any additional diagnoses compounding the diagnosis of a concussion or mild traumatic brain injury (TBI) * Currently undergoing any type of therapy