COVID-19(2) food insecurity(1) chronic disease(1) seroprevalence.(1) research methods(1) Canadian Community Health Survey(1) diet(1) pandemic(1) Health policy(1) COVID-19 pandemic(1) exercise(1) screen use.(1) exposure(1) public health(1) Statistics.(1) inequalities.(1) alcohol(1) Gender(1) global health(1) Food security(1) junk food(1) SARS-CoV-2(1) burden(1) Infectious diseases(1)