A fever and a nasty cough can be symptoms of a range of respiratory illnesses. An antigen test that narrows down the culprits ...

A virus reservoir in the body may explain why some people experience long COVID symptoms. A recent study indicates that long ...

As the country heads into the respiratory illness season, the US Food and Drug Administration (FDA) announced yesterday its ...

Your free COVID-19 tests from the government will expire soon, but there is a reason why the tests have a short shelf life.

However, they have published an online list of different types of tests which have had ... hesitant to take a more relaxed approach to COVID-19 tests with inconsistent expiration dates.

Covid-19 continues to be a powerful risk factor for future heart attacks and strokes for almost three years following the ...

Scientists and doctors have suspected for years that one cause of the mysterious condition known as long COVID may be ...

More than four years after the COVID-19 pandemic caused the world to come to a standstill, lessons in pandemic response are still being learned. What we know: the global pandemic disproportionately ...

Anyone can once again order up to four free COVID-19 tests for use at home from the federal government as flu season picks up again.

Does Line Intensity Vary by Test Type? The reason that at-home COVID tests display lines that look so different from one another comes down to how these tests are formulated, said Dr. Chin-Hong.

The FDA has given a green light to an at-home test that checks for both COVID-19 and the flu—a first for the agency, outside ...

You might have noticed that some of the free COVID-19 at-home test kits sent out by the government are about to reach their ...