Antibody testing shows whether you've had the COVID-19 virus in the past. It's not the same as testing to see whether you have the virus now.

As folks travel to see loved ones for the holiday season, there’s one thing no one wants to pack — an infectious disease. But whether you have the sniffles or just want to take precautions around ...

You can once again order four free at-home COVID-19 tests from the federal government through the United States Postal Service (USPS) at covidtests.gov. The White House program reopened Thursday in ...

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Whether you’re already feeling sick or want to prepare for the cold season, here’s what you should know about buying a COVID test — at-home or PCR. COVID-19 cases have been on the rise (though still ...

These tests have very limited clinical use. The need for antibody testing would be to determine if a patient has recovered from COVID-19, and whether we could take a sample of the patient’s plasma to ...

Amid a rise in COVID cases and the start of fall allergies, flu and RSV season, experts say testing is an important tool heading into the cooler month. With more people testing positive for COVID once ...

The recent hantavirus outbreak linked to the Dutch cruise ship MV Hondius has renewed public attention on how dangerous viral infections are diagnosed, and whether testing works similarly to Covid-19.

Visby Medical's over the counter (OTC) combination PCR test for Covid-19 and influenza A/B detection has secured US Food and Drug Administration (FDA) clearance, providing patients with an at-home ...

The question quickly arose whether existing rapid antigen tests could detect newly emerging variants. Using clinical samples obtained from diagnostic labs throughout the U.S. from 2020 to 2023, the ...