The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...

RSV is short for respiratory syncytial virus. It’s a virus that can cause respiratory infections in your lungs, nose, and throat. It’s best to test for RSV soon after your symptoms start. That’s ...

Q: In most cases, we will repeat the RT-PCR test on the assumption that the original test was conducted too soon or got contaminated. Adding the PCR antibody testing could tell us a little more about ...

LOS ANGELES (CNS) -- Travelers at Los Angeles International Airport can now get a COVID-19 PCR test with results guaranteed in less than hour, LAX officials announced Wednesday. "We continue to see a ...

Learn why you can trust us.ON THIS PAGEOur Top PicksBest Antigen TestBest Molecular TestBest Drugstore TestBest COVID-19 and Flu TestSee more (11) At-home COVID-19 tests are a convenient and ...

NAAT tests, including PCR tests, are more likely to detect the virus, and are considered the “gold standard” for COVID-19 ...

As we get into another winter holiday season, COVID is still part of our lives. And although it's hard to predict exactly what this year's cold, flu and coronavirus season will look like, experts want ...

A fever and a nasty cough can be symptoms of a range of respiratory illnesses. An antigen test that narrows down the culprits can speed up diagnosis and recovery. When you purchase through links on ...

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer ...

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 ...