As rapid antigen testing using self-test kits that can quickly determine COVID-19 infection status expands, it has become important to understand the correct way to use these kits. In particular, if a ...

You may get a PCR test, which can show a positive result for up to three months after recovery. If you take a rapid antigen ...

If you’re wondering if your fever, chills and body aches are a classic case of the flu or the dreaded COVID-19, your best option is to get tested. New variants are constantly circulating, as new ...

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 ...

The holidays are well underway and people are looking forward to or already enjoying time with friends and family, some of whom have likely traveled a distance to attend the festivities (and brought ...

The government is offering another round of free at-home COVID tests to Americans in time for the holiday season. As flu and RSV season kick into full swing, precautions meant to keep families healthy ...

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, ...

As the world continues to navigate the aftermath and lingering presence of COVID-19, one question remains as relevant as ever: Which COVID-19 test is right for me—diagnostic or antibody? Whether ...