Inclusion Criteria:

• Men and women, age 18-60 years old.
• Right-hand dominated.
• Vestibular symptoms of moderate or greater severityb after a verified mTBI:
  • Vertigo, unsteadiness, dizziness, or gait imbalance;
  • Possible or Probable TBI per per Mayo TBI Severity Classification System.

Exclusion Criteria:

• Medical or psychiatric conditions, medications, or substances that would limit a participant’s ability to provide consent or complete all study procedures
  • (NOTE: By definition, alterations in mental state may not persist for more than 24 hours in patients diagnosed with a mTBI.  Therefore, patients with persistent cognitive impairment of any degree of severity will be ineligible to participate in this study.)
• Metal in the body that is not compatible with MRI.
• Active tobacco usage.
• Pregnant or breast-feeding.
• Any history of major neurologic, otologic, or psychiatric disorders,d pre-dating injury
• Any history of major neurologic, otologic, or psychiatric disorders.
• Past history of Probable or Definite TBI or TBI associated with structural  vestibular injury.
• Any history of symptomatic TBIPast history of Probable or Definite TBI or TBI associated with structural  vestibular injury.
• Changes in neurologic or psychiatric medications within 2 weeks of fMRI.
• Use of neurological or psychiatric medications.

Eligibility last updated 7/3/23. Questions regarding updates should be directed to the study team contact.