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 ...

With Omicron subvariants continuing to evolve and spread, more and more people are testing positive for COVID across the US and Illinois. As of the latest update, eight counties in Illinois were ...

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 ...

Here's what to know about the latest COVID strain - and how to tell if your at-home test is still good to use.

This decision, well within current norms for care, was nonetheless consequential: The president was forced to cancel a trip to advocate for legislation in support of the domestic semiconductor ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Victoria Song is a senior reporter focusing on wearables, health tech, and more with 13 years of ...

Thea van de Mortel teaches into the Master of Infection Prevention and Control program at Griffith University. A new type of COVID test is set to be available from November for Australians to use at ...

After two years of successfully evading getting COVID-19 — including a few brushes with close contacts, a couple of are-they-just-colds? scares and lots of negative tests — I recently tested positive.

Wondering how to confirm H3N2 flu in Delhi? Here's a guide to the diagnostic test name, RT-PCR vs rapid tests, and where you ...

With funding stalled in Congress, providers must absorb costs or start charging. Americans who don't have health insurance will now start to see some of the free COVID-19 testing options disappear, ...