Inclusion Criteria:  Male or female with a history of COVID with diagnosis confirmed by PCR test. Has been seen at UTMB Post COVID clinic. Minimum of 6 months since diagnosis of COVID by PCR test. Ages 30 to 60 years. Score of 3 or higher on any question 1-3 of the Brief Fatigue Inventory (BFI) questionnaire. Participant is willing and able to give informed consent for participation in the study.  Exclusion Criteria:  Current COVID infection. Unable to walk unassisted. Significant heart, liver, kidney, blood or respiratory disease. Uncontrolled diabetes mellitus. Any history of a recently (12 months) diagnosed cancer other than a skin cancer (excluding melanoma). Current alcohol or drug abuse. History of psychosis. Pregnancy or become pregnant during the trial. Subjects who are being managed with narcotics will be excluded as the effects of central nervous system depressants may interfere with study test results. Other medical condition or medication administration deemed exclusionary by the study investigators.