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 ...

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, ...

About 60% of healthcare workers participating in an optional rapid antigen testing program at UCLA tested positive at day five, and about 50% were positive at day seven after initially testing ...

Last week, I was about to go on a date, and because I'm severely immunocompromised, we agreed he would take a COVID test ...

With the ending of COVID-19 PCR testing by Healthy Yolo Together and Healthy Davis Together, Yolo County is reminding residents of the many other testing resources still available to the community.

In a Feb. 4 email to the Cornell community, Vice President of Student and Campus Life Ryan Lombardi announced that the University’s COVID-19 surveillance testing plan will be modified to reduce the ...

Rapid COVID tests are convenient and easy to use because you can take them at home. But it's important to know how to interpret their results, when you should take another rapid test and when you ...

Nathaniel Hafer receives funding from the National Institutes of Health via awards UL1TR001453 and U54HL143541. Apurv Soni receives funding from the National Institutes of Health via awards ...

COVID cases are starting to creep up again in the U.S., and it’s understandable to have new questions about the virus and the newest CDC guidance on isolation after a positive test. After all, it’s ...

BEIJING, April 25 (Reuters) - China's foreign ministry said on Tuesday that all inbound travellers will only need to show COVID-19 antigen tests result taken within 48 hours before boarding flights ...