The U.S. government is mailing out another round of free COVID tests to households that sign up. Older COVID tests still may be in your cupboard and OK to use, but you must verify the test’s ...

The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many are finding themselves with symptoms asking: Is it allergies or a cold? COVID? Something else? Since ...

Authorities are tracking complaints from New Yorkers who received unsolicited COVID-19 test kits in the mail as historically costly pandemic-era fraud continues to threaten taxpayers and consumers.

It was possible -- albeit rare -- for people not infected with SARS-CoV-2 to have persistent false positive rapid antigen COVID-19 tests, longitudinal data showed. Among a large cohort of over 11,000 ...

At-home rapid COVID-19 tests can reveal more about viral load than a simple positive/negative result, according to experts. "By definition, the basic technology suggests that you somehow have to go ...

With COVID-19 rising this winter, it’s getting more complicated to discern whether you are infected. Dr. Elizabeth Hudson, regional chief of infectious diseases at Kaiser Permanente Southern ...

Update: This program has ended and free tests are not current available from the government website. As cases of a new COVID-19 variant tick upward across the U.S., the federal government is again ...

The Food and Drug Administration is making it easier for people to simultaneously test themselves for COVID-19 and the flu at home. The agency this week authorized the Healgen Scientific's Rapid Check ...