There's still a lot of confusion around the best time to take a COVID test and where to get them. Here, experts share their ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.

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 ...

The tool tells Americans how long to stay home and when to get tested. The Centers for Disease Control and Prevention released an online calculator Thursday to help people determine if they should ...

Respiratory viruses are more active from October through March. Use over-the-counter COVID tests and clinical tests to distinguish respiratory viruses. Health officials advise vaccines, testing and ...

Researchers are seeing an uptick in cases, as they have every summer since the pandemic began. Here’s why. By Dani Blum Covid cases are climbing again this summer. The Centers for Disease Control and ...

The Canadian province of Alberta is providing rapid COVID-19 tests for a pilot program at Suncor Energy Inc's <a href=" ...