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The Latest Breaking News from West Nile Virus

West Nile virus: Europe records its worst season ever as cases spread north

West Nile virus is spreading in Europe, with cases rising and the virus moving further north, the ECDC has warned.

Euronews · Oct 15

Illinois West Nile Cases Reach 66 as Warren County Reports First Case Before the Season's First Frost

Illinois West Nile cases reached 66, with three deaths, as Warren County reported its first case. Who is at highest risk, and how can bites be prevented?

Medical Daily · Oct 14

Two Central North Carolina Adults Died of West Nile Virus as Mosquito Season Stretches Into Mid-October

Two adults in central North Carolina died of West Nile virus. Learn who faces the highest risk, which symptoms matter, and how to prevent bites.

Medical Daily · Oct 14

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Rhode Island Reports First Human West Nile Case of 2026 in Washington County Resident Likely Infected While Traveling

Rhode Island's first human West Nile case of 2026 is a Washington County resident in their 60s, likely infected while traveling. Who is at risk.

Medical Daily · Oct 11

Growing concern as mosquito-borne West Nile virus gains ground in France

France's national health agency has recorded more than 161 cases of West Nile virus and five deaths since its annual seasonal surveillance began on 1 May. Transmitted to humans by mosquitos, which contract it from birds, the virus is progressing rapidly across Europe. Experts say global warming is fostering the…

Radio France Internationale · Oct 11

‘A living hell’: how Los Angeles got taken over by mosquitoes

Heat and humidity have led to one of the worst mosquito years in recent history, with West Nile virus at a decade high

The Guardian - US · Oct 11

Dallas County Records First West Nile Death of 2026 as Officials Warn Cooler Weather Has Not Ended Threat

A Dallas County man in his 60s has died of West Nile virus, the county's first death of 2026. Officials urge residents to keep using repellent.

Medical Daily · Oct 9

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Symmes Township Resident Is Hamilton County Public Health's First West Nile Case of 2026, Likely From Local Mosquito

A Symmes Township resident is Hamilton County Public Health's first human West Nile case of 2026. See Ohio counts and who faces severe illness.

Medical Daily · Oct 7

New Jersey Confirms Its First West Nile Death of 2026 as Human Cases Climb to 26 Statewide

New Jersey reports its first West Nile virus death of 2026 as cases hit 26. See which counties lead, who is most at risk, and how to avoid bites.

Medical Daily · Oct 4

86-Year-Old Shelby County Man's Death Linked to West Nile as Illinois Counts Three Deaths and 50 Cases

West Nile virus contributed to an 86-year-old Shelby County man's death. Illinois now reports 3 deaths and 50 cases. Older adults face the greatest risk.

Medical Daily · Oct 2

Massachusetts West Nile Cases Climb to 11 as Boston and 10 Nearby Communities Stay at High Risk

Massachusetts confirmed three more West Nile virus cases on Sept. 25, raising its 2026 total to 11. Boston and 10 nearby communities remain at high risk.

Medical Daily · Sep 28

Adult Under 50 Dies of Severe West Nile Illness, Marking Stanislaus County's First Death of 2026

Stanislaus County confirmed its first 2026 West Nile death in an adult under 50. Why younger adults should not skip mosquito protection.

Medical Daily · Sep 25

Georgia Confirms First West Nile Death of 2026 as Infected Mosquitoes Turn Up in Atlanta-Area and Savannah Traps

Georgia confirmed its first West Nile virus death of 2026 and eight human cases as mosquitoes test positive in Fulton, DeKalb, and Chatham counties.

Medical Daily · Sep 22

As Europe warms, Italy sees West Nile virus spread farther and longer

Italian health authorities see evidence that rising temperatures and longer warm seasons are helping mosquitoes spread West Nile virus across a wider area, during more months of the year

The Independent UK · Sep 19

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Medical Daily · Sep 17

Maryland Adds Unscheduled Evening Mosquito Spraying in Bowie and Temple Hills as Late-Season Disease Concerns Continue

Maryland added unscheduled evening mosquito spraying in Bowie and Temple Hills. What residents should know about exemptions and West Nile warning signs.

Medical Daily · Sep 3

Yonkers Case Becomes Westchester's First Human West Nile Infection of the Season With Exposure Site Still Unconfirmed

Westchester County confirmed its first human West Nile case of the season in a Yonkers resident. Officials are still tracing where the exposure occurred.

Euronews · Sep 3

West Nile virus: 290 cases and 24 deaths in Greece — Cyprus calls for calm

Pressure on Greek hospitals remains high. In Cyprus, figures still stand at four confirmed West Nile virus cases, with two more under investigation.

Euronews · Aug 28

West Nile virus hits Seville: 89-year-old man dies, second death this season

The patient had been in Hospital Virgen del Rocío since Monday with meningoencephalitis caused by West Nile virus, which has already led to 54 cases in Andalusia this season.

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The Independent UK · Aug 21

West Nile virus deaths are climbing as US enters peak season for deadly mosquito-borne infections

Most people infected with West Nile virus are asymptomatic but roughly one in five experience develop flu-like symptoms or worse

Euronews · Aug 21

West Nile virus: spread rises again in Greece as authorities stay on alert

Particular emphasis is placed on tackling mosquitoes, with targeted spraying in areas where their populations are found in higher concentrations.

Medical Daily · Aug 19

Idaho Confirms Its First West Nile Meningitis Case of the Season in a Canyon County Resident Over 65

Idaho confirmed its first West Nile virus meningitis case of the year in a Canyon County resident. Here are the neurological warning signs.

The Independent UK · Aug 18

A deadly brain-swelling illness spread by mosquitoes is on the rise in the US

Mosquitoes typically like wet and warmer weather. But scientists say drought is actually fueling the rise of West Nile virus

Medical Daily · Aug 13

Two Cases Were Enough for South Carolina to Declare a West Nile Outbreak While Arizona Reports 73 This Year

South Carolina declared a West Nile virus outbreak in its Pee Dee region after two cases were reported, as national totals for the year reached 181.

Euronews · Aug 13

West Nile virus surge in Greece with Attica at the epicentre

Greek authorities are concerned over the West Nile virus surge in the country, with 45 new locally transmitted infections reported last week.

The Times of India · Aug 10

US mosquito numbers have crashed during a historic drought, but scientists say fewer mosquitoes can still mean a higher risk of West Nile virus

Mosquitoes have all but vanished from parts of the United States this summer, and residents in states like Minnesota say they cannot remember a season this quiet. A historic drought sweeping through the West and Midwest has cut mosquito populations by as much as 50 to 70 per cent in…

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