Inclusion Criteria:  Age (18-88 years) English speaker (written and spoken) Temporal Mandibular Disorder (TMD) for at least 3 months  Exclusion Criteria:  Present or past degenerative neuromuscular disease Cardiovascular, neurological diseases, pulmonary abnormalities, kidney disease, liver disease, history of cancer within past 3 years Cervical pain other than TMD related (e.g. stenosis, radiculopathy) Any personal (or family first degree) history of mania, schizophrenia, or other psychoses Severe psychiatric condition (e.g., schizophrenia, bipolar disorders, autism) leading to hospitalization within the last 3 years. Use of antidepressants, ADHD medication, non-over-the-counter painkillers, methadone, benzodiazepines, barbiturates, and/or narcotics during the past 3 months Lifetime alcohol/drug dependence or alcohol/drug abuse in the past 3 months Pregnancy or breastfeeding Color-blindness Pain in jaw or temple in last 3 months due to toothache or infection Any facial trauma that has occurred in the last 6 weeks History of severe facial trauma in the last 3 months Impaired or uncorrected hearing Conditions that would interfere with the VR mask placement (e.g. trauma, burn, infection) Known history of severe motion sickness High blood pressure or symptomatic low blood pressure History of fainting History of angioedema Failed drug test (testing for opiates, cocaine, methamphetamines, amphetamines, and THC)