A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

A case of human West Nile Virus (WNV), which is a form of mosquito-borne encephalitis, has been confirmed in Mobile County, according to Dr. Kevin Michaels, Hea ...

The Epstein-Barr virus is one of the most common and persistent human viruses in the world, according to the CDC.

A new JAMA report warns of rising eastern Equine encephalitis cases in the U.S., giving attention to neurological impacts in ...

West Nile Virus was detected in Bristol County, Massachusetts for the first time in 2025.A mosquito sample tested positive ...