How do rapid antigen COVID-19 tests work? Why did the US government just pledge to buy 280 million of them? And is that even enough to help curb the spread of the virus? As part of President Biden’s ...

The announcement came last week with the White House signaling a billion-dollar investment in at-home rapid coronavirus tests. It also said 20,000 pharmacies across the country would offer free ...

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Thea van de Mortel teaches into the Graduate Infection Prevention and Control program at Griffith University. You can now buy rapid antigen tests in supermarkets and pharmacies to test yourself at ...

In a Sept. 9 speech, U.S. President Joe Biden pledged to increase production of rapid tests amid a raft of measures designed to combat the COVID-19 pandemic ( bit.ly/3D8eXac). “From the start, America ...

Rapid tests work well on Omicron variants, but only if your viral load is high at the time. You need to reach a certain threshold before any test — PCR or rapid — can detect your infection. Experts ...

The pandemic isn’t over. Although it's no longer considered a national and public health emergency, we're currently seeing a surge in cases and the spread of two new variants—EG.5 (Eris) and BA.2.86 ( ...

Antigen tests can identify the presence of antigens within the body, which are substances that cause immune responses, such as the release of antibodies. The immune system, and antibodies specifically ...

How much should you trust the results of a rapid antigen test? That's a question many people are asking these days amid recent research and anecdotes suggesting these tests may be less sensitive to ...

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COVID-19 tests are in greater demand than ever, and new data about the Omicron variant can make picking and using different types of tests confusing. Molecular tests for COVID-19, like the "RT-PCR" ...