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A spike in viral infections has sickened hundreds of vacationers and brought about a number of deaths at some common European locations.
4 international locations — Austria, Czechia, Hungary and Slovakia — have reported a spike in hepatitis A instances between January and Might 2025, in keeping with a speedy danger evaluation issued by the European Centre for Illness Prevention and Management (ECDC).
In whole, 2,097 instances have been reported throughout the 4 international locations.
Slovakia, which has been coping with an active outbreak since 2022, represents 880 of these instances. Czechia is the subsequent most affected nation, reporting 600 instances and 6 deaths, the ECDC said. Hungary has reported 530 instances in 2025, and Austria has reported 87.
Hepatitis A is an “acute viral liver illness” attributable to the hepatitis A virus (HAV), in keeping with the company.

Hepatitis A is an “acute viral liver illness” attributable to the hepatitis A virus (HAV), in keeping with the company. (Cavallini James/BSIP/Common Photos Group by way of Getty Photos))
The illness is especially unfold by way of contaminated meals or water, or by way of shut contact with contaminated individuals.
Dr. Marc Siegel, Fox Information senior medical analyst, stated that hepatitis A is a “broadly transmissible” illness that spreads simply amongst meals handlers and “can get you very sick.”
AMERICAN HONEYMOON HOTSPOT HIT BY HIGHLY CONTAGIOUS ILLNESS, HEALTH OFFICIALS WARN
Individuals who haven’t obtained the hepatitis A vaccination or been contaminated by the virus are prone, the company famous. Vaccinations are given in two doses, six to 12 months aside, in keeping with Siegel.
“Individuals could have lifetime immunity after an infection,” the physician famous. “A physician can verify your titres (ranges of blood antibodies) to doc that you’re immune from prior vaccination.”

Individuals who haven’t obtained the hepatitis A vaccination or been contaminated by the virus are prone. (iStock)
Teams most affected by the infections embrace people who find themselves homeless, use or inject recreational drugs or reside in unsanitary situations, in addition to these with restricted entry to healthcare.
“Inside these teams, the chance of the illness is assessed as reasonable for these beneath 40 years of age and excessive for adults 40 years of age or older, because the severity of the illness will increase with age,” the ECDC said.
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“For individuals with predisposing liver illness or older adults, the chance may be very excessive. The danger for the broader inhabitants in these international locations is assessed as low to reasonable.”
Those that are immunosuppressed are additionally at a better danger, the alert stated.

Austria has reported 87 instances of hepatitis A in 2025. (iStock)
Not everybody will develop signs, however those that do could discover the next frequent results, in keeping with the U.S. Facilities for Illness Management and Prevention (CDC).
- Darkish urine or clay-colored stools
- Diarrhea
- Fatigue
- Fever
- Joint ache
- Lack of urge for food
- Nausea, abdomen ache or vomiting
- Yellow pores and skin or eyes (jaundice)
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“This outbreak reminds us that hepatitis A may cause serious illness and dying, particularly amongst individuals with restricted entry to healthcare and primary hygiene,” stated Ole Heuer, head of the ECDC’s One Well being Unit, in a press launch.
“We have to strengthen outreach, present entry to vaccination in teams extra prone to be uncovered and guarantee primary sanitation, particularly in response to the rise in instances.”

“Individuals could have lifetime immunity after an infection. A physician can verify your titres (ranges of blood antibodies) to doc that you’re immune from prior vaccination.” (iStock)
To deal with the outbreak, the ECDC recommends investigating potential technique of transmission of hepatitis A, resembling “potential foodborne transmission or spill-overs into different teams at increased risk of infection.”
The company additionally requires focused vaccination packages, “post-exposure prophylaxis” to shut contacts to forestall an infection, and extra genetic testing of the virus, in addition to elevated schooling and consciousness amongst high-risk teams.
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In line with the CDC, receiving the hepatitis A vaccine or immune globulin (remedy containing antibodies) inside two weeks of publicity can forestall sickness.