Inclusion Criteria:  Born prematurely between 27 and 30 weeks post-menstrual age. Born to mothers who are English-speaking and able to provide informed consent. No more than 10 days old at the time of enrollment.  Exclusion Criteria:  Diagnosed with Grade III/IV intraventricular hemorrhage or other neurologic abnormality (e.g. seizure disorder) affecting sensory perception or motor function. Diagnosed with a congenital anomaly requiring surgery during the neonatal period. Receiving scheduled steroids or vasopressors. Skin conditions that preclude the attachment of sensors. Diagnosed with Neonatal Abstinence Syndrome or born to mothers with known illicit drug use, except marijuana, during pregnancy. Diagnosed with chromosomal abnormalities. Requiring special isolation with universal gloving for potentially infectious pathogens.