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 ...

With the semester just beginning and over 100 positive COVID-19 test results on campus, University health experts agree rapid antigen tests are a pivotal tool for students to keep both themselves and ...

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, ...

In a recent study posted to the Lancet preprint* server, researchers assessed the utility of severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) rapid antigen testing (RAT) for patient triage ...

There's still a lot of confusion around the best time to take a COVID test and where to get them. Here, experts share their ...

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 ...

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 ...

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.

Correction: Also, it can take as little as less than a day and as many as three days to receive PCR results from a free testing site in Vermont. The time period was incorrect in an earlier version of ...

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 ...