Eligibility criteria were based on the World Health Organization's clinical case definition for post-COVID-19 condition, which "occurs in individuals with a history of probable or confirmed Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, usually 3 months from the onset of COVID-19 with symptoms that last for at least 2 months and cannot be explained by an alternative diagnosis. Common symptoms include fatigue, shortness of breath, cognitive dysfunction but also others which generally have an impact on everyday functioning. Symptoms may be new onset, following initial recovery from an acute COVID-19 episode, or persist from the initial illness. Symptoms may also fluctuate or relapse over time".  Inclusion Criteria:  Participant has English language fluency (approximately grade 8-10 reading level) and is able to provide informed consent. Participant is a resident in Alberta, Canada. Participant had confirmed COVID-19 via a positive molecular or antigen test within the past 18 months. Alternatively, in the case of a lack of access to testing, evidence of infection including close contact with a confirmed case of COVID-19 or being linked with a COVID-19 outbreak, or an acute illness including the core symptoms of COVID-19 (cough, fever, shortness of breath, runny nose, sore throat, loss of taste or smell). Experiencing symptoms and ongoing functional limitations that have persisted for ≥3 months (from the first positive test/known exposure date/symptom onset). At least one self-reported symptom is fatigue, shortness of breath, cognitive dysfunction or activity intolerance, and Post-COVID-19 Functional Status Scale (PFSS) score of ≥2 [22,23]. Symptoms developed or substantially worsened during or after the acute infection (i.e., they are not explained by a co-occurring condition that pre-dates COVID-19).  Exclusion Criteria:  Participant does not have access to a smart phone or computer (desktop, laptop, or tablet). Receiving ongoing physical therapy via the Workers' Compensation Board. Participants are currently participating in a regular rehabilitation program such as the Alberta Health Services (AHS) "Breathe Easy Program - Pulmonary Rehabilitation" or "Supervised Transitional Exercise Program (STEP) Forward - program." Previous participation or being on the waitlist for these services are not exclusion criteria. A peripheral oxygen saturation <92% at rest on room air, syncope at rest or on exertion, and any other significant medical complexity that might require medical attention based on clinical judgement. A diagnosis of a post-viral syndrome including myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) that pre-dates COVID-19.