With COVID-19 infections on the rise in the United States, people exhibiting respiratory symptoms are more likely to seek a test. Now that the disease is in its endemic stage, testing looks different ...

Medically reviewed by Jordana Haber Hazan, MD Key Takeaways PCR tests are very accurate and can find the virus even in people without symptoms.Rapid tests can be done at home and show results in ...

There are three broad categories of coronavirus tests in the U.S. Two diagnose whether you have an active infection, and a third indicates if you previously had the virus. Here's how they work: ...

The U.S. Food and Drug Administration (FDA) just issued its first emergency use authorization for an at-home test that can tell users if they have either the flu, COVID-19, or both. The decision on ...

Molecular testing, or molecular diagnostics, refers to a group of tests that look at the genetic material in a specimen. It can detect genetic risk factors for certain diseases or provide evidence of ...

As the holiday season kicks off United States, so does another, less enjoyable winter tradition: respiratory virus season. Although COVID-19 cases and hospitalizations have been trending downward in ...

Starting Monday, American households can now apply to receive four free at-home COVID-19 tests from the U.S. government, though they might appear to be expired. Once again, the U.S. government is ...

Despite widespread adoption of surveillance testing for coronavirus disease 2019 (Covid-19) among staff members in skilled nursing facilities, evidence is limited regarding its relationship with ...

Have your COVID-19 rapid tests expired? Don’t toss them yet. Federal regulators have extended some tests’ expiration dates, meaning certain offerings are now usable for months longer. The reason for ...