Electrical Vestibular Nerve Stimulation (VeNS) as a Treatment for PTSD

Inclusion Criteria: * Signed informed consent * Diagnosed PTSD by a medical practitioner * Post-Traumatic Checklist (PCL-5) score or 31 or above * Eligibility confirmed via the Clinician-Administered PTSD Scale for DSM-5 (CAPS-5) * Male or female, age ≥ 22 years and ≤ 80 years at the time of signing informed consent * Ability and willingness to complete all study visits and procedures, including completion of mental health questionnaires * Ability and willingness to adhere to 30 minutes usage of the device daily for the duration of the trial * Agreement not to start any new PTSD, mental health, or insomnia medications for the duration of the trial and/or to inform the study team if intending on starting any new PTSD, mental health, or insomnia medications * Agreement not to change any PTSD specific treatments for the duration of the trial e.g cognitive processing therapy * Agreement not to undergo any significant lifestyle changes that may affect sleep (e.g. excessive exercise, sleep interventions etc.) for the duration of the trial * Agreement not to use sleep trackers (e.g. Fitbit) for the duration of the trial * Agreement not to travel across different time zones for the duration of the trial * Access to Wi-Fi (for app to be able to upload usage data) * Access to computer, laptop, iPad or tablet (to conduct remote study visits and complete study questionnaires remotely) * Screening review by PTSD physician (study PI) * Willingness to download and use a video platform (e.g…