Many who’ve had a nasal Covid-19 test performed on themselves have described it as feeling like that swab got as far back as their brains. If done correctly, the swab is angled parallel to the floor, ...

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 ...

NEW YORK (WABC) -- 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 ...

There are roughly 225,000 new cases of lung cancer every year in the United States. Early diagnosis and treatment play a large role in improving outcomes. A recently developed nasal swab test could ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. A rare case of cerebrospinal fluid (CSF) leak occurred after a healthcare worker inadvertently ...