Both methods of at-home testing allow you to do diagnostic tests, which tell you if you’re actively infected with Covid. Diagnostic Covid tests fall into two buckets: molecular tests and antigen tests ...

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Distinct patterns of SARS-CoV-2 viral dynamics in saliva reveal heterogeneity that cannot be sufficiently explained by conventional clinical characteristics or microRNA profiles alone.

The FDA has issued emergency authorizations to 12 antibody tests for the virus. As federal officials gradually begin reopening the country, expanded testing is central to the conversation. Until now, ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. Gone are the days of visiting a doctor’s office to determine whether ...

As COVID-19 variant EG.5, nicknamed “Eris,” continues to spread across the U.S., it’s important to be prepared ahead of a possible infection by stocking up on the best at-home COVID tests. So once ...

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 ...

Breaking out the tissues? It's that time of year! But what kind of sickness do your symptoms point to? As the weather changes, we can start feeling under the weather too — but while each illness has a ...

The federal government may destroy its remaining supply of COVID-19 tests. The US government has been helping people detect COVID-19 at home for several years with free COVID test kits delivered by ...