West Nile virus is spreading in Fulton County, Georgia, with positive tests found in mosquito traps. The virus transmits through infected mosquitoes, ...

Two mosquito samples in Boston test positive for West Nile Virus The virus is carried by mosquitoes, and spreads to humans through bites from infected mosquitoes. The risk of transmission is low.

An unvaccinated horse has died from Hendra virus in south-east Queensland. It's the state's first case of the virus, which can be potentially deadly for humans as well as animals, in three years.

On Thursday, the Metropolitan Mosquito Control District said they found mosquitoes in Anoka and Carver counties with West Nile virus.

Oropouche virus disease was a relatively rare illness for decades, lurking on the margins of tropical rainforests in the Caribbean and South America.

Person dies from tick-borne virus in Bayfield County The patient was one of three Powassan virus cases reported in Wisconsin so far this year, all of which required hospitalization.

The Powassan virus is spread when infected deer ticks bite humans, Wisconsin health officials said.

A new drug that gives almost complete protection against the virus was to be administered across Africa this year. Now, much of the funding for that effort is gone.

Four European travel hotspots have experienced an outbreak of the liver infection hepatitis A, leaving thousands sickened and nine dead.

The survivors in "28 Years Later" have to contend with dangerous new variants of the infected in Danny Boyle's sequel.

West Nile virus has been confirmed in samples from 17 Illinois counties so far this year, according to the IDPH. Find out where.

Cold sore virus hijacks human genome in 3D--and scientists found its weak spot HSV-1 reshapes the human genome for its own benefit. Targeting a host enzyme can completely halt the hostile takeover ...