The Food and Drug Administration has granted authorization of a COVID-19 and flu test that can be used without a prescription. The authorization, announced Monday, uses a nasal swab to detect the ...

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 ...

Severity of a COVID-19 illness could be determined by examining autoantibodies in the nasal cavity, allowing more personalized treatment protocols. Severe COVID-19 can be life-threatening for patients ...

At-home tests that can tell you if you have the flu or COVID-19 are readily available this winter season. Many different brands are available at major pharmacies and retailers nationwide, as well as ...

Thea van de Mortel teaches into the Master of Infection Prevention and Control program at Grififth University. If you have respiratory symptoms as we head towards winter and flu season, could it be ...