Objective To quantify the association between physical activity and risk of SARS-CoV-2 infection, COVID-19-associated hospitalisation, severe illness and death due to COVID-19 in adults. Design A ...
Nationally, more than 95% of all positive COVID-19 cases are presumed to be the omicron variant, according to data collected and tracked by Walgreens from positive tests at its 5,000 drug stores. The ...