NEW YORK -- Should you take your COVID tests by swabbing your throat instead of your nostril? ABC's Chief Medical Correspondent Dr. Jen Ashton says it really depends on the test. Dr. Ashton joined ...

Experts explain why you shouldn't do a throat swab for at-home COVID testing, and they break down what to do instead. Given the wave of COVID-19 cases due to the Omicron variant, more people than ever ...

The FDA has extended the shelf life for some COVID-19 tests. Now that allergy season is here, many are finding themselves with symptoms asking: Is it allergies or a cold? COVID? Something else? Since ...

So you want to know if you have COVID-19. You have a fever and are worried you may have been infected. Or you have a holiday planned or an event to attend and want to know if it’s OK to proceed. In ...

SINGAPORE – A self-test kit that you can use at home to check if you have Covid-19 or influenza A or B is now available to consumers here. The three-in-one test kit looks and works like a Covid-19 ...

Covid-19 testing practices impacted public perception as much as they did clinical protocols — which now poses significant challenges as new variants emerge. For millions of Americans, the jarring ...

WASHINGTON (April 9, 2025) — A new study from researchers at the George Washington University has found that certain bacteria living in the nose may influence how likely someone is to get a COVID-19 ...