That is one of the biggest questions in the world right now, and many people are looking to COVID-19 antibody tests for the answer. These blood tests search for the presence of antibodies against SARS ...

COVID-19 antibody tests have been around since the beginning of the pandemic. Remember talk about immunity “passports” that would verify that you’d been infected and were purportedly immune to COVID?

SAN DIEGO COUNTY, Calif. — There are at-home self tests to determine if you have COVID but what about antibody tests that show if your immune system can fight the virus? Doctors warn against using a ...

As the world continues to navigate the aftermath and lingering presence of COVID-19, one question remains as relevant as ever: Which COVID-19 test is right for me—diagnostic or antibody? Whether ...

There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a different stage of COVID-19 infection. Used in sequence, all three methods ...

Each week, we answer frequently asked questions about life during the coronavirus crisis. If you have a question you'd like us to consider for a future post, email us at [email protected] with the ...

Are there any at-home COVID-19 tests to avoid? The FDA is warning one brand’s antigen and antibody test might give false positive and negative test results. Andrew Harnik AP As the coronavirus omicron ...

The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

The Red Cross will resume testing blood donations for COVID-19 antibodies. A spokesman for the Red Cross said they plan to use plasma with high levels of antibodies to help people with a weaker immune ...

Testing yourself for coronavirus infection can be more convenient than getting a clinic or lab test, but from a public health standpoint, experts say there’s at least one key downside. In the US, ...