Add Yahoo as a preferred source to see more of our stories on Google. There are three different ways to test for COVID-19: PCR tests, antigen tests and antibody tests. Each method is best for a ...

Dr. Matt Binnicker, an expert in the diagnosis of infectious diseases, reviews scenarios where an at-home antigen test is a good option, and when to seek out a lab-based PCR. The omicron variant is ...

The mRNA vaccines we are currently using are not sufficient to stop the ongoing Covid-19 pandemic. Although they have been critical in the fight against SARS-CoV-2, they suffer from a glaring ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...

The Food and Drug Administration said Tuesday that preliminary research shows some rapid antigen tests may be less sensitive at detecting the highly contagious omicron variant of the coronavirus. The ...

The US Food and Drug Administration said Tuesday that quick antigen tests people take at home may be less sensitive to picking up the Omicron variant of the coronavirus, but health officials say ...

Hepatitis B is a viral infection that impacts the liver. To test for hepatitis B, a doctor can perform a blood test that detects hepatitis B surface antigens. A positive result indicates a hepatitis B ...

Covid-19 antigen tests may be less capable of detecting the fast-spreading Omicron variant, the Food and Drug Administration cautioned on Tuesday. The new warning is based on preliminary studies by ...

Add Yahoo as a preferred source to see more of our stories on Google. At this point in the pandemic, you or someone you know has probably received at least one COVID-19 test. But do you know which ...

Early research backed by the National Institutes of Health on several popular rapid COVID-19 antigen tests suggest the kits will still work to detect cases of the Omicron variant despite a "reduced ...