Two different COVID-19 tests could give you different results. And both could be right. That’s the crux of this testing confusion. It turns out they each have their own role in measuring your COVID-19 ...

(WXYZ) — Now that the government is offering free COVID-19 testing kits to all Americans, many may have questions about how accurate these tests are and when they ...

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 ...

Forbes contributors publish independent expert analyses and insights. Matt Binnicker is the CSO for Mayo Collaborative Services. Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, ...

If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...

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 ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. is a senior reporter and author of the Optimizer newsletter.She has more than 13 years of experience ...

MACON, Ga. — One Macon family is in quarantine after testing positive for COVID-19. They say this is a disappointment because their original tests came back negative. "I had a serious headache, back ...

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 ...

A woman gets a nasal swab. (Photo by Gustavo Fring from Pexels.) The advertiser paid a fee to promote this sponsored article and may have influenced or authored the content. The views expressed in ...

In a recent study posted to the medRxiv* server, a team of researchers investigated how antigen concentration and viral load in different specimen types affected the performance of severe acute ...