WORCESTER – Anyone who gets a negative result for COVID-19 from an at-home rapid antigen test shouldn't assume they're not infected, and should keep testing, according to a safety recommendation ...

Following a summer uptick of COVID-19 infections, Americans are now able to order free COVID-19 tests starting Thursday. The ...

As of May 2022, the U.S. is experiencing another uptick in the number of COVID-19 cases. High rates of infection in Europe and Asia, along with the continued emergence of new sub-variants, such as ...

More rapid coronavirus tests are now available North Carolina, delivering results in minutes, not days. Doctors at Avance Primary Care said they have plenty of the antigen rapid tests, which yield ...

SAN ANTONIO – Expecting a COVID-19 test in the mail? Don’t leave it in your mailbox too long, experts say. Heat and humidity could affect its accuracy. Bexar County’s current COVID-19 risk level is ...

SAN FRANCISCO -- The recent outbreak of the omicron variant has many people running for the store for an over-the-counter rapid test. But simply taking the test once isn't enough to tell you if you ...

The CLINITEST Rapid COVID-19 Antigen Self-Test has received FDA EUA for unsupervised self-testing for the SARS-CoV-2 virus by individuals age 14 and older (or adult-collected samples from individuals ...

About 60% of healthcare workers participating in an optional rapid antigen testing program at UCLA tested positive at day five, and about 50% were positive at day seven after initially testing ...

In a recent study posted to the medRxiv* preprint server, researchers overviewed the impact of rapid antigen tests (RDT) use cases (for surveillance; testing, tracing, and isolation [TTI]) with and ...

You swabbed the inside of your nose and performed the at-home rapid antigen test for COVID-19 and thankfully, it was negative. Hold on. Do the test again, says the U.S. Food and Drug Administration, ...

A COVID-19 rapid test that is said to be more sensitive than any other has been developed by scientists in the United Kingdom. It detects temperature changes when the virus binds to nanoparticles ...