On the same day that the Centers for Disease Control and Prevention eased COVID-19 guidelines, the Food and Drug Administration issued a statement warning that at-home rapid antigen tests can deliver ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." TAKING A COVID-19 TEST is probably your first instinct when you wake up with a fever or sore throat or ...

Molecular tests are far superior to rapid antigen tests—and now you can get them for home use. Amanda Blum is a freelancer who writes about smart home technology, gardening, and food preservation.

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 ...

Peter is a writer and editor for the CNET How-To team. He has been covering technology, software, finance, sports and video games since working for @Home Network and Excite in the 1990s. Peter managed ...

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 ...

2025 update: This federal program has ended and free tests are not current available from the government website. Federal health officials have justified the millions they have spent on device ...

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 ...

Many Americans have wrestled with this dilemma at some point during the pandemic, yet it still seems to come up again and again: When can you stop isolating after a COVID-19 infection? The question is ...