For any American wondering if they have Covid-19, there are two kinds of tests available: polymerase chain reaction (PCR) and rapid antigen (sometimes just called “rapid tests”). The two tests work in ...

For months, people have struggled to get rapid at-home COVID-19 antigen tests. Now, those tests are coming to Amazon. On Monday, Becton Dickinson and Co. began selling its rapid Veritor COVID-19 ...

Two types of COVID-19 tests, the rapid antigen test and the polymerase chain reaction (PCR) test, are available in the United States. The PCR typically relies on lab testing and is still considered ...

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 ...

At-home rapid COVID-19 tests can reveal more about viral load than a simple positive/negative result, according to experts. "By definition, the basic technology suggests that you somehow have to go ...

SYDNEY, AUSTRALIA - SEPTEMBER 29: In this photo illustration a man uses a COVID-19 rapid antigen test kit at home on September 29, 2021 in Sydney, Australia. Australians will be able to use rapid ...

In the age of omicron, where COVID’s attack rate is higher than previous variants, entire households and friend groups are getting sick. If one person gets COVID, there’s a good chance others in their ...

How much should you trust the results of a rapid antigen test? That's a question many people are asking these days amid recent research and anecdotes suggesting these tests may be less sensitive to ...

What does it mean if a person’s rapid antigen test result comes back positive after five days of isolation due to Covid-19? According to the experts, that person is most likely still carrying a viral ...

It was possible -- albeit rare -- for people not infected with SARS-CoV-2 to have persistent false positive rapid antigen COVID-19 tests, longitudinal data showed. Among a large cohort of over 11,000 ...

What does it mean if a person’s rapid antigen test result comes back positive after five days of isolation due to COVID-19? According to the experts, that person is most likely still carrying a viral ...