Youth Inclusion Criteria:  Aged 12 to 17 years. Meets criteria for insomnia with or without comorbid chronic musculoskeletal pain. Parent/guardian available to provide consent. Patient and a primary caregiver are able to independently read and understand English well enough to provide informed consent and complete study procedures. Access to email, internet, and audio and video call capabilities.  Parent/Guardian Inclusion Criteria:  Parent/legal guardian of a child meeting above eligibility criteria Able to independently read and understand English well enough to provide informed consent and complete study questionnaires.  Youth Exclusion Criteria:  History of cardiac or neuromuscular disorder Parent-report of child's use of Opioid medications (i.e., fentanyl, morphine, hydromorphone, methadone, hydrocodone, oxycodone) that cannot be discontinued for 7 days prior to study visits. Inadequate proficiency in English or a developmental disability that interferes with informed consent/assent or completion of study procedures. History of obstructive sleep apnea, restless leg syndrome, or narcolepsy. History of bipolar disorder and/or manic episodes Diagnosis of epilepsy. Currently in foster care or considered a ward of the state. History of Raynaud Syndrome. Active suicidal ideation, intent or plan in the past month.  Parent Exclusion Criteria:  • Inadequate proficiency in English or a developmental disability that interferes with informed consent or completion of questionnaires.