Background It has been suggested that cardiorespiratory fitness (CRF) may be used to
identify those at greatest risk for severe COVID-19 illness. However, no study to date has …

Background Governments have implemented population-wide physical distancing measures
to control COVID-19, but metrics evaluating their effectiveness are not readily available. …

Background During the COVID-19 pandemic, many urban residents stopped riding public
transit despite their reliance on it to reach essential services like healthcare. Few studies have …

Background Effective communication during a health crisis can ease public concerns and
promote the adoption of important risk-mitigating behaviors. Public health agencies and …

The COVID-19 pandemic has demonstrated the need for real-time, open-access epidemiological
information to inform public health decision-making and outbreak control efforts. In …

During the COVID-19 pandemic, public health agencies and decision-makers have used
social media to disseminate information, encourage changes to behaviour and promote …

BACKGROUND: Nonpharmaceutical interventions remain the primary means of controlling
severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) until vaccination coverage …

Governments around the world have made data on COVID-19 testing, case numbers,
hospitalizations and deaths openly available, and a breadth of researchers, media sources and …

Objective To assess if body mass index (BMI) and high waist circumference (HWC) are
associated with testing positive for the severe acute respiratory syndrome coronavirus 2 (SARS-…

Background The Canadian 24-Hour Movement Guidelines for adults provide specific
recommendations for levels of physical activity, sedentary behavior, and sleep (ie, the movement …