Healthy volunteers
Not accepted
Inclusion Criteria:
* Inclusion criteria will consist of patients already scheduled for elective vitrectomy surgery at a tertiary academic university hospital.
Exclusion Criteria:
* Exclusion criteria consist of: patients with deafness or unilateral or bilateral severe hearing loss, unwillingness or inability to complete post-surgical surveys, previous vitrectomy surgeries, diagnosed anxiety disorder (claustrophobia, etc.), and/or chronic narcotic or substance abuse.