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As dengue continues to rise in Florida, some are worried about underreporting of cases
Dengue fever cases continue to rise in Florida, sparking concerns about underreporting.
Mosquito-Borne Diseases
28 independently detected trends connected to this subject, with the latest coverage first.
What Archynetys tracks about Mosquito-Borne Diseases
This hub groups 28 separate news trends connected to Mosquito-Borne Diseases, spanning June 23, 2026 through September 30, 2026. Each event page combines source coverage, attention velocity and a time-stamped explanation instead of treating every headline as a separate story.
The record below represents 296 article observations and 280 source signals, led by Health coverage. Use it to compare how individual events emerged, spread and changed over time.
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Mosquito-borne illnesses increasing in US. See map of affected states
A surge in West Nile cases now touches 41 states, sparking new alerts and a public‑repellent knowledge gap.
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West Nile Death In Chicago Is State’s First This Year, Officials Say
Chicago health officials report the state's first West Nile virus death of the year alongside newly confirmed human cases.
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Fifth human case of West Nile virus confirmed in Massachusetts
Health agencies confirm new human cases and mosquito detections of West Nile virus across multiple regions.
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‘My body didn’t feel right’: Champaign Co. resident recounts West Nile Virus experience
First human cases of West Nile virus are emerging across multiple Midwestern counties as summer infections are confirmed.
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Second human case of West Nile virus identified in Massachusetts
West Nile virus cases are rising in the US, with a second human case confirmed in Massachusetts
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Citrus County confirms first case of locally acquired Dengue fever
Dengue fever cases are rising in Florida, with multiple counties confirming local transmission for the first time in years.
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Wyomissing mosquito sample tests positive for West Nile Virus in Berks County
West Nile Virus detected in mosquitoes across multiple US counties, but risk varies widely by location
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Montgomery County woman dies from West Nile virus, health officials confirm
West Nile virus claims lives in Texas and Massachusetts, sparking health alerts across the country
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Health officials urge precautions against mosquitoes following state’s first human EEE case in 5 years
Michigan health officials have issued warnings following the identification of the state's first human case of Eastern Equine Encephalitis since 2021.
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First human EEE case confirmed in Michigan since 2021
Michigan residents are urged to take precautions against mosquitoes after the first human case of eastern equine encephalitis in five years.
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SF infectious disease expert says it’s a ‘bad year’ for West Nile virus
Public health agencies report a series of first human West Nile virus cases across California counties as mosquito activity increases.
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3 deaths linked to West Nile disease in California as cases rise
West Nile virus cases and deaths are rising in California, with multiple counties confirming new infections.
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West Nile Virus found in one-third of mosquitos sampled within Salt Lake City district
West Nile Virus detected in one-third of mosquitos sampled in Salt Lake City district
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Jamestown Canyon virus detected in RI for first time in 2026
State officials in Rhode Island have confirmed the first detection of Jamestown Canyon virus in the state for 2026.
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West Nile virus detected in nearly twice as many NYC mosquito pools as last year
West Nile virus is spreading in New York City, with nearly twice as many mosquito pools testing positive compared to last year.
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Invasive mosquito detected in Canyon County
A single invasive mosquito species has been detected in Idaho's Canyon County
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West Nile virus spreads in Europe? Greece reports surge, Italy leads infections, first case in Germany
West Nile virus cases are surging across Europe, with Greece and Italy seeing the most significant increases.
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Two people in California’s Central Valley are first West Nile virus deaths of 2026
Two people in California’s Central Valley have died from West Nile virus, the first fatalities of 2026.
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Virginia reports its first locally acquired dengue case
Virginia's first locally acquired dengue case has health officials on alert as mosquito-borne diseases spread in the US
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Kansas health officials warn of high West Nile virus risk statewide
Kansas health officials have raised the alarm about a high risk of West Nile virus across the state.
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Rhode Island raises West Nile virus risk to high as more mosquitoes test positive
Rhode Island residents face elevated risk of West Nile virus as mosquito samples test positive in multiple communities
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West Nile hits 12 New Jersey counties, and officials warn mosquitoes are 'the deadliest animal'
West Nile virus has spread to 12 counties in New Jersey, prompting officials to warn of mosquito dangers.
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Bay Area’s first human West Nile virus cases of 2026 confirmed in Santa Clara County
The Bay Area's first human West Nile virus cases of 2026 have been confirmed in Santa Clara County, despite the virus being widespread in mosquitoes across the country.
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West Nile virus found in Oregon for first time in 2026; health officials advise precautions
Health officials are issuing precautions after the first 2026 detection of West Nile virus in Oregon.
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West Nile is spreading faster than it has in 20 years. Here’s how to keep yourself safe
West Nile virus is spreading rapidly across the United States, with cases reported in 23 states.
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West Nile virus detected in Grant County, officials urge community to take caution
West Nile virus detections prompt caution across multiple counties in the US
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Williamson County mosquitoes test positive for West Nile virus as health officials urge precautions
Mosquitoes in multiple counties test positive for West Nile virus, prompting health officials to urge precautions.