While at-home covid tests were nearly impossible to find back in 2020, it’s easier than ever in 2025.

At-home COVID-19 tests have become commonplace for many households, but knowing when exactly to take a rapid test — or when to throw old ones out — isn't always straightforward. Here's what ...

If you want to take only one test, the CDC recommends what's known as PCR test for the most reliable result.

Gene-cutting diagnostic tests could be as easy as a rapid COVID test and as accurate as PCR ...