At this point in the pandemic, you or someone you know has probably received at least one COVID-19 test. But do you know which kind of test you got and the strengths and weaknesses of these different ...

In the age of COVID-19, as multiple variants have spread across the world, at-home tests have become tantamount to a saving grace for many individuals and families still grappling with the virus. The ...

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 ...

In a recent study posted to the medRxiv* server, researchers evaluated a rapid antigen test (RAT) that used saliva specimens to detect the presence of severe acute respiratory syndrome coronavirus 2 ...

Health care worker Patricio Candia shows a rapid COVID-19 test with a positive result outside a supermarket in Santiago, Chile, on June 27, 2020. A study found rapid antigen COVID-19 tests were more ...

The latest video from [TheSignalPath] is a result of his purchase of a home COVID-19 test. He found an electronic version that connects to your cell phone and displays the results on the phone. The ...

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 ...