Scientists are keeping a close watch on a recently-discovered sub-variant of the Omicron version of the Covid-19 virus to determine how its emergence could...
During America's last surge of the coronavirus driven by the Delta variant, people who were unvaccinated but survived Covid were better protected than those...
As of January 11, the Costa Rican Social Security Fund (Caja Costarricense de Seguro Social) reported 212 patients hospitalized for covid, 150 in the...
As the Omicron variant of Covid-19 sweeps the United States, empty supermarket shelves have become the latest sign of the pandemic's ongoing disruption to...
