Five years ago on Tuesday, the World Health Organization declared COVID-19 a global pandemic, and the impact of the virus and policies that followed are still being felt to this day. The germ didn’t ...

Five years ago, a cluster of people in Wuhan, China, fell sick with a virus never before seen in the world.The germ didn't have a name, nor did the illness it would cause. It wound up setting off a ...

COVID-19 can cause a long list of health issues, including flu symptoms, respiratory problems and even organ damage, according to medical experts — but a new study suggests that the virus could have a ...

Have you ever wondered why you have to get a flu shot every year, but some vaccines are one-and-done? It all has to do with how and how fast viruses evolve - and that depends on mutation rates.

A new University of California San Diego study published in Cell challenges a long-standing assumption about how animal ...

Scientists have identified a new pair of antibodies that could fend off multiple COVID-19 variants. Found in people who successfully recovered from the illness, these antibodies attach to a part of ...

While the world dealt with the fallout from viruses like COVID-19 and the bird flu, another virus was quietly lurking in the background. Although the Nipa virus may not be a household name yet, some ...