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 ...

People often talk about COVID-19 testing like it means only one thing. But in reality, the U.S. Food and Drug Administration (FDA) has so far granted emergency-use authorization to more than 200 ...

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" ...

Of all the things that have changed and grown more efficient during the course of the pandemic, testing is perhaps the most useful. What used to require a trip to the local health care center or ...

Throughout the U.S., many have noticed it's pretty hard right now to get your hands on those over-the-counter rapid COVID tests. But the Biden administration is hoping to offer some relief. Today, it ...

The Antigen test uses the same technology as the rapid flu or strep test. The rapid test can be very accurate, but your symptoms, your exposure, and your doctor's guidance dictate which test is right ...

It's a common scenario for anyone who has tested positive for COVID-19 and spent several days in isolation. You’ve tested positive for COVID, done the responsible thing and isolated. Now it’s day 5, ...

Since the winter months, the U.S. has seen a bit of a lull in COVID-19 activity. But with new coronavirus strains emerging recently, cases are ticking up again in some areas of the country. As we gear ...

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 ...