Record number of West Nile virus cases since 2004, CDC warns ahead of holiday weekend
The Centers for Disease Control and Prevention (CDC) announced that a record number of West Nile virus cases were recorded during this time of the year. warned on Wednesday ahead of the upcoming holiday weekend.
At least 48 cases of West Nile have been reported so far this year; There was an average of 10 cases at the end of June. This is the highest number of infections reported at this point in the year since 2004, according to the federal health agency.
Additionally, according to CDC data, at least 23 states report activity in West Nile; This is the highest figure recorded in the last 10 years.
Texas reports first human case of West Nile virus in the state this year
Illness leading cause The infectious mosquito-borne disease is reported in the United States each year, with an average of several thousand cases and more than 100 deaths.
With millions of people gathering outdoors on July 4, the CDC is urging Americans to take precautions and reduce the risk of mosquito bites.
Soumyabrata Roy/NurPhoto via Getty Images) – PHOTO: A Culex mosquito, the primary vectors of various viral and parasitic diseases in a home in Tehatta, West Bengal, India, March 3, 2026.
The disease has been killing since 1999 More than 3,300 Americans. Cases have historically peaked in August and are mostly reported between June and October.
While many infected people do not develop symptoms, approximately one in five do. symptoms They include fever, headache, body aches, vomiting, diarrhea or rash, according to the CDC. Most symptoms disappear quickly, but weakness and fatigue may persist for weeks or months.
The CDC says less than 1 percent of infected people develop serious illnesses affecting the central nervous system, including inflammation of the brain (encephalitis) and membranes around the brain and spinal cord (meningitis).
Risk Rates of serious illness, hospitalization, and death increase with older age; certain medical conditions such as cancer, high blood pressure, and kidney disease; and a weakened immune system.
There is currently no vaccine or disease-specific treatment for West Nile virus. CDC recommends Rest, fluids, and over-the-counter medications to treat the infection. Those with severe disease may need to be hospitalized and receive additional supportive treatments such as intravenous fluids.
