Inclusion Criteria:  Patient was discharged from hospitalized at UOHI within the last 12 weeks; Patient has stable CHD or repaired valvular disease; Patient has been referred to CR and is a candidate an offsite program; Patient is able to completed a cardiopulmonary exercise test; Patient has access to and regularly uses a smart phone, tablet or computer with Internet access; Patient is ≥ 18 years of age (the age of consent in Ontario); Patient is able to provide informed consent  Exclusion Criteria:  Patient was hospitalized for heart failure, congenital heart disease, transplant or arrhythmia within the last 6 months; Patient, in the opinion of the medical advisor (Dr. Andrew Pipe/Dr. Hassan Mir), manifests illness or disease that would preclude participation in the interventions (e.g. cognitive impairment, active drug or alcohol dependence, unresolved cardiac symptoms).