UKHSA publishes travel-associated infections report
Case numbers of selected travel-associated infections reported in England, Wales and Northern Ireland: January to June 2025

The UK Health Security Agency (UKHSA) have published their latest report summarising case numbers of selected travel-associated infections reported in England, Wales and Northern Ireland (EWNI) [1].
The current report includes detailed information on the trends of chikungunya, cholera, dengue, rickettsial infections and Zika virus disease between January and June 2025. An infection summary and key findings are provided for Japanese encephalitis, Oropouche virus diseaseand yellow fever [1].
The report showed [1]:
- An increase in chikungunya with a total of 73 cases reported between January and June 2025 compared with 27 cases for the same period in 2024.
- Oropouche virus disease was reported for the first time in EWNI. The three imported cases were all linked to travel to Brazil.
- Reports of dengue and Zika virus disease in EWNI were lower in the first six months of 2025 compared with the same period in 2024.
- Eight travel-associated cholera cases were reported, compared with one case for the same period in 2024.
For more country-specific information on travel health visit our Country Information pages and Outbreak Surveillance section.
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