Countries straining to contain a second wave of COVID-19 are turning to faster, cheaper but less accurate tests to avoid the delays and shortages that have plagued efforts to diagnose and trace those ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test ...

Siemens Healthineers on Wednesday announced the launch of a rapid antigen test kit in Europe to detect coronavirus infections, but warned that the industry may struggle to meet a surge in demand.

In a study involving nearly 1,000 patients seen at a Baltimore field hospital during a five-month period in 2022, researchers at Johns Hopkins Medicine, the University of Maryland School of Medicine, ...

I was an early believer in the usefulness of at-home rapid COVID tests. Used correctly, they can decrease the spread of COVID-19. The Biden administration announced last week that free tests will once ...

Every household in the United States now is eligible to order more free rapid COVID-19 test kits from the federal government. Beginning Nov. 20, households that previously ordered tests this fall ...

Taking a COVID-19 test at home seems simple enough: If you get a line, you're positive for the coronavirus. But what if your results aren't so obvious? For instance, if you only get a very faint line ...

The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

Prince Edward Island's government says it will end free access to COVID-19 rapid antigen tests when its current supply runs ...