Health ❯ Public Health ❯ Infectious Diseases

West Nile Virus

Prevention Measures Epidemiology Symptoms Mosquito Control Mosquito-Borne Diseases Prevention Methods Prevention Symptoms and Prevention Transmission Outbreaks Mosquito Borne Diseases Symptoms and Transmission Prevention Strategies Mortality Case Reports Hospitalization Anthony Fauci Precautions Prevention Tips Culex Mosquitoes Prevention Guidelines Risk Factors Ecdc Recommendations Historical Data Delaware County Mortality Cases Preventive Measures Equine Health California Birds Mosquitoes Symptoms and Risks Symptoms and Treatment Anthony S. Fauci Dr. Anthony Fauci Mosquito Bites Culex Tarsalis Mosquito Mosquito-Borne Illnesses Caserta Surveillance and Control Patient Cases Elderly Patients Elderly Care Blood Donation Regulations Health Incidents Mosquito Surveillance Treatment Transmission and Prevention

L.A. County Confirms First West Nile Virus Death of 2025

Health officials urge EPA-registered repellents, standing-water removal, screen repairs during peak mosquito season through November.

West Nile Cases Rise in Missouri as Pasadena Confirms First Human Case Since 2022

Roseville Man's Death Is Placer County's First West Nile Fatality of 2025, Fifth in California

Milwaukee County Confirms First West Nile Case of 2025 in Bayside

Two More West Nile Cases in Massachusetts as 47 Communities Reach High Risk

Albany County Confirms First West Nile Virus Case Since 2018

West Nile Season Intensifies With First LA Cases and Deaths Reported in Illinois and Michigan

U.S. West Nile Cases Climb to 771 as 2025 Season Runs 40% Above Normal

First Human West Nile Cases of the Season Confirmed in Connecticut, Long Island and Trumbull County

First Human West Nile Cases Confirmed in Massachusetts and Delaware County as Mosquito Positives Surge

West Nile Activity Intensifies With 2 Deaths in Minnesota and New Signals in New York, Maryland and Indiana

West Nile Virus Activity Intensifies With NYC’s First Human Cases and Maryland’s First of the Year

Chicago Elevates West Nile Risk to High After First Human Cases Confirmed

West Nile Virus Detected in San Antonio Mosquitoes; Denver Confirms First Human Case

Wisconsin, Texas and Toronto Report First West Nile Virus Human Cases of 2025

Early West Nile Virus Surge Drives Third Illinois Human Case, Elevated County Risk

West Nile Virus Detected in Mosquitoes in Philadelphia and Four NYC Boroughs

West Nile Virus Confirmed in Massachusetts Goat as Illinois Reports Second Human Case

West Nile Virus Found in Connecticut Mosquitoes as Illinois Sees Earliest Human Case Since 2016

West Nile Virus Detected in Mosquitoes Across McHenry and DuPage Counties