Lead Sponsor

Henry M. Jackson Foundation for the Advancement of Military Medicine

Age

18 - 65 years

Sex

ALL

Healthy Volunteers

No

•Be aged ≥ 18 to ≤ 65 years
•Be able to provide informed consent
•Diagnosed with mild TBI as defined by the Department of Veteran's Affairs and Department of Defense Clinical Practice
•Have a PHQ-9 score of ≥ 5 to 27, indicative of mild or greater depressive symptoms
•Have ownership of or reliable access to a smartphone with a data plan or internet connecting capabilities
•While participating in this study, be able to ensure that you have access to regular care for mental health and to speak with your provider as necessary

•Report of starting pharmacological or non-pharmacological treatment for depression within the 3 months prior to trial enrollment
•Report a recent change in type or dose of antidepressant medications within 12 weeks prior to trial enrollment
•Report active psychotic or bipolar symptoms
•Active plan and/or intent of suicide or homicide
•In the opinion of the investigator, they have other considerations that may adversely affect patient safety, participation, or scientific validity of the data being collected