Medically reviewed by Jordana Haber Hazan, MD Key Takeaways PCR tests are very accurate and can find the virus even in people ...

So when and how should you use them? By Dani Blum Yet again this winter, millions of Americans will wonder if a nagging cough or body aches is a sign they’re coming down with Covid or the flu. This ...

The U.S. government is mailing out another round of free COVID tests to households that sign up. Older COVID tests still may be in your cupboard and OK to use, but you must verify the test’s ...

More and more people throughout the United States are coming down with COVID-19 as we head toward the end of summer.

You don't need a prescription to purchase a test that will tell you whether you're sick with COVID or the flu. The test, called the Healgen Rapid Check COVID-19/Flu A&B Antigen Test, screens for ...

Add Yahoo as a preferred source to see more of our stories on Google. The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many are finding themselves with ...

H1N1 influenza cases are rising across India, with Delhi and Karnataka among the places reporting a sharp increase in ...

A few things have changed about the vaccines from previous seasons.

More than four years since the coronavirus ignited a global pandemic, the virus officially named SARS-CoV-2 keeps evolving — and so does our understanding of how it works. Some of our early ...

While many respiratory viruses—including COVID-19, RSV and influenza—circulate year-round in California, they are typically more active between October and March, according to the California ...