Psilocybin-assisted therapy and severe PTSD

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Virginia reports first locally acquired dengue case

Virginia state health officials, along with the Fairfax County and Loudoun County Health Departments, report investigating a confirmed case of dengue virus infection in a resident who did not have kno...

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Florida reports another locally acquired dengue case in Hillsborough County

For the third time this week, the Florida Department of Health reported an additional confirmed locally acquired dengue fever, this one in Hillsborugh County, on Florida’s west-central coast.

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Ebola outbreak grows to 3,874 cases, 1,751 deaths

Health officials with the Democratic Republic of the Congo (DRC) report 72 new confirmed Ebola cases and 44 additional confirmed deaths, bringing the total cases and deaths through August 3 to 3,874 c...

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Switzerland: Legionella outbreak in the Canton of Basel-Stadt

There is currently an unusual cluster of cases of illness caused by Legionella bacteria in the Canton of Basel-Stadt.

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Florida: Local dengue transmission reported in Palm Beach County

The Florida Department of Health in Palm Beach County (DOH-Palm Beach) reports a confirmed human case of locally-acquired dengue fever.

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Outbreak News- August 3, 2026

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Taiwan reports 1st Japanese encephalitis death of 2026

The Taiwan Centers for Disease Control (CDC) announced two new cases of Japanese encephalitis in Taiwan on July 28:

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Finland reports African swine fever in wild boars, a first for the country

The Finnish Food Authority reported Friday that preliminary tests have confirmed African swine fever (ASF) in wild boars in Virolahti, Eastern Finland.

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Outbreak News Roundup: Thailand

Leptospirosis and melioidosis health warning

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Ebola outbreak death toll tops 1,600

The Democratic Republic of the Congo (DRC) Ministry of Health reports 34 additional confirmed Ebola deaths during the past 24 hours, bring the death toll since the outbreak began 2 1/2 months ago to 1...

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Heartland virus disease

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New York, the Bourbon virus and Lone Star ticks

Researchers at Stony Brook University report a confirmed case of Bourbon virus, a tickborne disease first identified in Bourbon County, Kansas in 2014, in New York (Long Island) for the first time in ...

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Maricopa County reports 62.5% increase in West Nile virus in 2026

Health officials in Maricopa County, Arizona (aka the Phoenix area) reports a more than 62 percent increase in human West Nile virus (WNV) cases to date in 2026, according to county data.

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Israel reports 1st West Nile virus case of 2026 in Tel Aviv

The Ministry of Health and the Ministry of Environmental Protection are reporting that a Tel Aviv resident has been diagnosed with West Nile fever, the first confirmed case of the disease in Israel in...

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DR Congo's largest Ebola outbreak now more than 3600 cases

Declared on May 15, 2026, the 17th Ebola virus disease (EVD) outbreak caused by the Bundibugyo ebolavirus, and the largest recorded Ebola virus disease outbreak in the country, continues to evolve ami...

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Chile declares health alert for hantavirus

The Chile Ministry of Health issued a Health Alert for hantavirus and other diseases, such as some arboviruses and avian influenza.

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Vietnam: Dengue cases rise in Ho Chi Minh City

The Ho Chi Minh City Center for Disease Control (HCDC) recorded 995 cases of dengue fever the week ending July 27 (week 30), an increase of 20% compared to the average of the previous 4 weeks.

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Ebola outbreak: Deaths top 1500, More than 600 recoveries in DRC

The Ebola virus disease outbreak in the Democratic Republic of the Congo (DRC) has affected five provinces and 48 health zones.

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Spain: Crimean-Congo hemorrhagic fever case reported in Ciudad Real

Health officials with Government of Castilla-La Mancha report a confirmed Crimean-Congo hemorrhagic fever (CCHF) case in the Puertollano health district of Ciudad Real, south of Madrid.

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Chikungunya under control in Samar, Philippines: Health officials

In a follow-up on a report last week, the DOH Eastern Visayas Regional Epidemiology and Surveillance Unit reports that chikungunya cases in Samar province are under control.

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China reports 4 more human H9N2 avian influenza cases

In a follow-up to a report earlier this week, four new cases of human infection with avian influenza A(H9N2) virus were reported by China to the WHO in the Western Pacific Region during the period of ...

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UK reports rise in cyclospora cases, connected to travel to Mexico

The UK Health Security Agency (UKHSA) is reporting a sharp rise in cyclospora cases among travellers returning from Mexico.

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Philippines: Dengue fever cases up in Cebu and Zamboanga City

Cebu Health officials in Cebu report 1,228 dengue cases and 10 deaths from January 1 to July 18, marking a 12.35-percent increase from the same period last year (1,093 cases and three deaths recorded ...

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Florida cyclospora case tally is 264 in 39 counties

Yesterday, I reported on the latest from the CDC and the cyclospora outbreak.

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France: Local transmission of dengue, chikungunya and West Nile virus

As of July 27, 2026, two unrelated autochthonous cases of dengue fever have been identified in the Tarn and Hérault departments (Occitanie).

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Cyclospora now reported in 45 states, Michigan tops 10,000 cases

Federal health officials report yesterday that 6,707 laboratory-confirmed domestic cases of cyclosporiasis have been reported from 45 states since May 1.

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Florida: 1st locally acquired dengue fever case of the year reported in Hillsborough County

The Florida Department of Health in Hillsborough County (DOH-Hillsborough) reports a confirmed human case of locally-acquired dengue fever, the first in the state in 2026.

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