The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

Experts share their advice about isolation, masking and more if you're still testing positive for 10 days or more into a COVID-19 infection.

A new biotechnology company in McKinney has ambitions to become the world's first fully integrated platform for polymerase chain reaction (PCR) testing - the same technology behind a common COVID-19 ...

Consumers who've ordered free home coronavirus tests through a federal website could be in for a surprise: they might get kits with expiration dates that passed months ago. But experts say you shouldn ...