The Food and Drug Administration (FDA) granted Emergency Use Authorization to Pixel by Labcorp in 2022. This test allows people with symptoms of COVID-19, the flu, and respiratory syncytial virus (RSV ...

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 test, it may not detect COVID after nine days, but it is more accurate for ...

Costco is now offering at-home testing for COVID-19. The retailer's new saliva test can only be bought online. Because it's a spit test, you don't have to worry about a long nasal swab. The process is ...