These days, many people use at-home COVID-19 tests when they feel ill, rather than going out to get tested by a professional. (That’s when they bother to test at all.) But for all their convenience, ...

Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the National Institutes of Health, through its Variant Task Force, analyzed the effectiveness of more than ...

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, ...

A fever and a nasty cough can be symptoms of a range of respiratory illnesses. An antigen test that narrows down the culprits can speed up diagnosis and recovery. When you purchase through links on ...

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, ...

With flu and RSV seasons set to soon heighten, when should you test for COVID if you are sick and how often? The federal government recently resumed its program of shipping out free COVID tests to ...

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

Four free home Covid-19 antigen tests are available to order at COVIDTests.gov, part of the seventh round of the federal government’s test-distribution program. And although this round of test orders ...

COVID cases are rising in NY as some dust off expired at-home tests. Some expiration dates have been extended.

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 ...