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 ...

Welcome to what some experts say is the country’s second largest COVID wave since the start of the pandemic. In the past few weeks, there’s been a striking increase in new cases, hospitalizations, and ...

At-home COVID-19 tests have become commonplace for many households, but knowing when exactly to take a rapid test — or when to throw old ones out — isn't always straightforward. Here's what health ...

Old COVID-19 tests, especially PCR and antigen tests, are generally designed to detect the presence of the virus itself, not a specific variant. In most cases, these tests should still detect newer ...

There's still a lot of confusion around the best time to take a COVID test and where to get them. Here, experts share their best advice for staying safe.

At-home Covid tests can be ordered for free starting Monday. Households can now order four free tests for home delivery at COVIDTests.gov. According to the government website, orders will begin ...

A man holds a negative rapid antigen coronavirus test at a makeshift testing center run by the Magen David Adom emergency service, in east Jerusalem, Monday, Jan. 24, 2022. (AP Photo/Mahmoud Illean) ...

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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 ...

Basel, 6 December 2021 - Roche (SIX: RO, ROG; OTCQX: RHHBY) today announced its plans to launch the SARS-CoV-2 & Flu A/B Rapid Antigen Test for professional use in markets accepting the CE Mark by the ...

ZURICH/BERLIN, Oct 13 (Reuters) - 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 ...