As with other illnesses that spread from person to person, COVID-19 outbreaks can happen in schools. There are ways your child's school can help prevent or stop infections. And there are ways you can ...

The first, called nirmatrelvir, blocks the activity of an enzyme the COVID-19 virus needs to copy itself, also called repl ...

What to do if you test positive The NHS recommends that if you test positive or have any Covid symptoms, you should get lots ...

U.S. households will be able to order as many as four nasal swab tests at COVIDTests.gov when the federal program reopens.

Americans will be able to order up to four COVID-19 nasal swab tests delivered to their home free of charge starting later ...

One set of symptoms people are paying more attention to lately has to do with the gut. “Personally, I’ve seen a lot of people this summer with COVID with a lot of GI (symptoms) – stomach pains, ...

A cheap new test using origami paper sensors can detect infectious diseases like COVID-19, much more quickly than current PCR ...

The new and contagious XEC COVID-19 variant is spreading rapidly in several countries. Will it cause a surge in the U.S.?

A research group has developed a new COVID-19 testing system using Janus particles -- microparticles with two sides possessing distinctive molecular properties. These particles are engineered to bind ...

The filamentous bacterium Corynebacterium matruchotii has a unique reproductive strategy that might allow it to claim territory quickly.

The vaccines can reduce the risk of long COVID, which involves symptoms such as brain fog and fatigue that persist for months ...

Researchers have developed an innovative new method for identifying biomarkers in wastewater using origami-paper sensors, enabling the tracking of infectious diseases using the camera in a mobile ...