Inclusion Criteria:  Aged 21 to 75 years. History of RT-PCR proven SARS-CoV-2 infection. Deemed 'recovered' from SARS-CoV-2 infection. Not clinically obese (BMI ≥ 36) and/or suffer from musculoskeletal or other conditions that would limit exercise participation. No evidence of cardiac ischemia at rest or during exertion (via ECG). Able to provide written informed consent.  Exclusion Criteria:  Individuals less than 21 or more than 75 years old. Not able to take part in structured exercise training due to injury or other conditions that would put person at risk during exercise. Unable to provide written informed consent.