A few weeks ago, Perry, who lives in Chicago's northwest suburbs, started feeling symptoms of what he thought was COVID-19. The 64-year-old and his wife drove from their house to Waukegan to get ...

Some travelers flying into Miami from other countries are being asked to do a nose swab to test for COVID variants and other contagious viruses as part of a nationwide effort to track new and emerging ...

A new nasal swab test can accurately predict the severity of COVID-19 infections. It provides a more precise prediction than currently available of how serious the case is by focusing on ...

Covid-19 testing practices impacted public perception as much as they did clinical protocols — which now poses significant challenges as new variants emerge. For millions of Americans, the jarring ...