Brain injury study uses virtual reality to uncover hidden walking struggles

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria for Traumatic Brain Injury group : * 18 ≤ Age ≤ 55 years old * Male/female * Having suffered a first non-penetrating head injury * Moderate to severe severity with initial Glasgow Coma Scale score 5\<GCS\<13 * In the subacute or chronic phase (≥ 3 months at the date of the experiment, relative to the date of the injury) * Able to walk (10WMT speed ≥ 0.8 m/s, able to walk at least 20 m without technical or human assistance, PM ≥ 300 m) * Able to maintain dynamic balance while standing (TUG\<16s) * Able to answer simple questionnaires, according to the investigator's judgment * Having given their free, informed, expressed (written) consent * Registered with a social security system * Individuals under legal protection measures such as guardianship may be eligible Inclusion Criteria for healthy control group : * 18 ≤ Age ≤ 55 years old * Male/female * Able to walk (≥ 0.8 m/s, able to walk at least 20 m without technical or human assistance, PM ≥ 300 m) * Able to answer simple questionnaires, according to the investigator's judgment * Having given free, informed, expressed (written) consent * Registered with a social security system Exclusion Criteria specific to patients in the traumatic brain injury group : \- Person under legal protection (excluding guardianship) or unable to express consent Exclusion Criteria for both groups : * Severe patho-psychiatric care underway, which may impact the conduct of the protocol, at the investigator's discretion * Presence of neurological signs suggestive of a neurodegenerative disease responsible for gait disturbance (Parkinson's syndrome, Alzheimer's disease, etc.) * Individuals with musculoskeletal disorders that impact their locomotor abilities * Presence of uncontrolled epilepsy at the time of inclusion * Presence of visual impairments that make experimentation impossible, at the discretion of the investigator * Pregnant, parturient, or breastfeeding women * Participants in another ongoing research protocol involving human subjects Exclusion Criteria for healthy control group : * Presence of fatigue, trauma, or a condition affecting mobility, posture, balance, or walking * Persons deprived of their liberty by a judicial or administrative decision * Persons deprived of their liberty by judicial or administrative decision * Persons under legal protection (guardianship, curatorship, judicial protection) or unable to express their consent * Persons undergoing severe psychiatric treatment or admitted to a health or social care facility for purposes other than research.