Study never initiaed.

This study will focus on the use of Virtual Reality (VR) technology in patients receiving treatment using Transcranial Magnetic Stimulation (TMS) for Obsessive-Compulsive Disorder (OCD)

Inclusion Criteria:

• Participants must be at least 18 years old
• Patients must have been clinically evaluated by a Yale Interventional Psychiatry Service physician who has deemed them appropriate to receive TMS for the treatment of OCD
• Ability and willingness, in the investigator's judgement, to comply with the study procedure and study requirements.

Exclusion Criteria:

• Hearing or visual impairment to the degree that would interfere with ability to see or hear VR content.
• Difficulty in understanding spoken or written English
• Pregnancy
• History of seizure disorder
• Unable to provide informed consent
• Dementia or other cognitive disorder or intellectual disability that would impair the subject's ability to understand the study procedure (per investigator judgment)
• Any implanted medical device, risk of interference with which by the VR device in the investigator's judgment can put patient at additional undue risk.
• Any other medical or psychiatric comorbidity that the investigator judges would put the participant at additional undue risk due to study participation or would impair subject's ability to participate in the study.
• Was previously enrolled/randomized into the study