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, ...

COVID-19 tests are in greater demand than ever, and new data about the Omicron variant can make picking and using different types of tests confusing. Molecular tests for COVID-19, like the "RT-PCR" ...

Rapid antigen tests for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) are effective tools for the diagnosis of acute infection, particularly when used serially. 1 The percentage of ...

Last month, President Biden launched a website where Americans could order four free COVID-19 rapid tests to be shipped to their home. If you are unable to get the free rapid antigen tests, there are ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Ellen Lee Ellen Lee is a ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Rapid antigen tests for COVID-19 might be less effective at detecting the Omicron variant that is ...

A new U.S. Centers for Disease Control and Prevention study has found that the quick test used by UW campuses to regularly test students missed about 1 in 5 positive cases for people who have symptoms ...

Forbes contributors publish independent expert analyses and insights. Matt Binnicker is the CSO for Mayo Collaborative Services. There are now over 40 antigen tests that have received emergency use ...