CBS News medical contributor Dr. Celine Gounder joins to discuss the rise in West Nile virus cases, with nearly 50 infections ...

Toronto Public Health has confirmed some mosquitos in the city have tested positive for West Nile virus, but say the risk of ...

Fulton County health officials have confirmed two new cases of West Nile virus found in mosquito traps around the county.

Philadelphia health officials are warning residents after West Nile virus was found in mosquitoes in Northeast Philadelphia ...

Mosquitoes infected with the West Nile virus have been detected in multiple boroughs, according to the New York City Health ...

Two people in Adams County contracted the West Nile Virus, marking the first human cases in Colorado this year.

City health officials instructed Philadelphia medical providers to check patients for West Nile virus and other ...

James Martinez's family said his condition is improving in ICU – he is one of two human cases of West Nile virus confirmed in ...

Last year saw 69 cases across the state, including six in Lake County, according to data from the Illinois Department of ...

ADAMS COUNTY, Colo. — Health department officials in Adams County said two people have confirmed cases of West Nile Virus.

Colorado’s West Nile season started early this year, with mosquitoes testing positive for the virus in Denver, Boulder and Weld counties.

West Nile virus has been detected near a park in Northeast Philadelphia, the Department of Health announced Friday.