Get all your news in one place.

100's of premium titles.
One app.

Get all your news in one place.

100's of premium titles. One news app.

The Latest Breaking News from West Nile Virus

Three Central Valley Counties Confirm Their First West Nile Cases as Mosquito Samples Test Positive Statewide

Fresno, Kings and Tulare counties confirmed their first 2026 West Nile cases as California logged 670 positive mosquito samples.

Medical Daily

Fresno County Found Its First West Nile Case of 2026 in a Blood Bank, Not a Clinic

Fresno County's first 2026 West Nile case was found through blood donor screening, not a clinic visit. What that reveals about hidden transmission.

Medical Daily

New Mexico Confirms First Two West Nile Cases of 2026 in Bernalillo and Otero Counties

New Mexico confirms its first two West Nile cases of 2026. A Bernalillo County woman is hospitalized. Peak season runs August through September.

Medical Daily

From analysis to the latest developments in health,
read the most diverse news in one place.

How to avoid West Nile virus as cases start to rise in Europe

Cover up, use insect repellent and clear stagnant water around your home, WHO Europe advises, as West Nile virus cases climb in parts of southern Europe.

Euronews

West Nile Virus Deaths Rise in Arizona as 2026 Season Tracks at 5 Times the Historical Baseline

The 2026 West Nile virus season has recorded four deaths in Arizona and 48 national cases by late June, nearly five times the historical average. Peak season is still ahead.

Medical Daily

West Nile virus: 21 cases in Greece as it spreads across Europe

Italy, Spain, Romania and North Macedonia also reported locally acquired cases of West Nile virus infection.

Euronews

Phoenix Leads the Nation in West Nile Virus Deaths as 2026 Season Becomes Worst in Over Two Decades

Maricopa County reports 29 West Nile cases and 4 deaths — the worst early-season start in over 20 years. CDC confirms 48 cases in 23 states. What Phoenix residents need to know now.

Medical Daily

Read news from The Economist, FT, and more,
with one subscription

West Nile Season Opens at a 22-Year High with 38 of 48 Cases Already Involving Brain Disease

CDC confirms 48 West Nile cases by June 30, 2026 — 38 involving brain disease. The earliest severe start in 22 years, with peak season still ahead. What to know now.

Medical Daily

Wisconsin Reports Its First West Nile Virus Activity as 23 States Enter a Record Early Season

Wisconsin confirmed its first West Nile detections July 14 as 23 states report the worst early-season activity since 2004. Here's who is most at risk.

Medical Daily

West Nile Virus Is Entering Peak Transmission Season, and 2026 Is Already the Worst in Over 20 Years

West Nile virus 2026 enters peak August-September window. CDC confirmed 48 cases by June 30, nearly 5x the historical average. Maricopa County: 29 cases, 5 deaths. No vaccine exists.

Medical Daily

CDC Says West Nile Virus Is Off to Its Earliest Start Since 2004 as Peak Season Approaches

CDC confirms 48 West Nile cases by June 30, 2026 — nearly 5x the historical average. Maricopa County leads with 29 cases and 5 deaths. Peak season is still ahead.

Medical Daily

West Nile Virus Season Hits a 22-Year High as CDC Urges Mosquito Precautions in 23 States

West Nile virus hits 22-year early-season high with 48 cases in 23 states as of June 30. CDC urges DEET use and mosquito control now.

Medical Daily

West Nile Virus Detected in Nashville Mosquitoes for the First Time in 2026

Nashville Metro Public Health confirmed the first West Nile virus detection of 2026 in North Nashville on July 1. Here's the official guidance and what Davidson County residents should do.

Medical Daily

Four People Are Dead from West Nile Virus in Maricopa County: Here Is What Phoenix Residents Need to Do Tonight

4 people dead, 29 cases confirmed in Maricopa County — the worst early West Nile start in 20+ years. Phoenix residents should apply DEET repellent before tonight's outdoor events.

Medical Daily

Get all your
news in one place.

100's of premium titles.
One news app.

The Independent UK

West Nile cases hit highest total in decades as experts warn about mosquitos spreading the virus across the US

The US has seen the highest number of cases by this point in the year since 2004

Medical Daily

CDC Issues Fourth of July Warning as West Nile Virus Spreads to 23 States

CDC confirms 48 West Nile cases across 23 states — the worst early start in 20+ years. Here's what families need to know before July 4 celebrations.

The Independent UK

CDC urges people to prevent mosquito bites as West Nile virus season hits a strong, early start

West Nile virus season is off to its earliest and worst start since 2004

Medical Daily

West Nile Virus Detected Months Early in San Antonio and Dallas Metro as Mosquito Season Heats Up

West Nile virus has been detected months ahead of schedule in San Antonio and the Dallas metro area, with positive mosquito pools confirmed in New Orleans as well.

Get all your
news in one place.

100's of premium titles.
One news app.

The Conversation

What are the risks of contracting West Nile virus from a mosquito in Canada?

As a dead crow tested positive for West Nile virus in Ontario this week, Canadians may be wondering: just how prevalent are such mosquito-borne viruses in Canada, and how risky is the summer camping trip?

LiveScience

Google wants to release 64 million bacteria-riddled mosquitoes across California and Florida. Here's why scientists are enthusiastic.

Google has applied for an experimental mosquito release permit to deploy millions of non-biting southern house mosquitoes that it has infected with the bacterium Wolbachia pipientis, in an effort to reduce mosquito-borne diseases like West Nile virus.

The Economic Times

What is the West Nile virus discovered in California? Symptoms, treatment, vaccines and all details explained

West Nile virus has been detected in California after two dead crows tested positive in San Diego County, prompting officials to urge mosquito-bite prevention measures. The virus primarily circulates among birds and spreads to humans through infected mosquito bites. Severe cases can affect the nervous system and may be fatal.…

Medical Daily

Houston on High Alert as Texas Confirms First West Nile Neuroinvasive Case of 2026 — and Mosquito Season Is Just Getting Started

Texas health officials are sounding an early alarm this mosquito season. The Texas Department of State Health Services (DSHS) has confirmed the state's first human case of West Nile virus for 2026 — and it's a severe one.

The Independent UK

West Nile virus cases running higher than normal, prompting health warnings

Health officials say West Nile virus infections are intense this year, with 40% more cases than usual

Euronews

EU health authorities warn that mosquito-borne illnesses are at record highs

Health officials said the longer season for mosquito-borne illnesses is becoming a "new normal" in Europe.

Euronews

West Nile virus, chikungunya, dengue: Tracking mosquito-borne illnesses across Europe

Hundreds of cases of mosquito-borne infections have been reported so far this summer.

1 2 3

People

From analysis to the latest developments in health,
read the most diverse news in one place.

Organisations

Department of Public Health

39 stories

the Texas Department of State Health Services

25 stories

the California Department of Public Health

14 stories

Read news from The Economist, FT, and more,
with one subscription

Topics

Places

Fourteen days free

Download the app

One app. One membership.
100+ trusted global sources.