
NaTHNaC Telephone Advice Line for health professionals
Due to staff shortages the advice line will be closed on some sessions

Ebola virus disease in DRC
Health authorities in the Democratic Republic of the Congo have confirmed an outbreak of Ebola virus disease

Chikungunya vaccination information
Chikungunya vaccinations authorised in the UK including updates on recent possible serious adverse events in older people and JCVI advice

Professional Diploma in Travel Health (online), LSTM
The next Professional Diploma in Travel Health run by the Liverpool School of Tropical Medicine, begins on 22 September 2025

Invasive meningococcal disease reported in Umrah pilgrims in 2025
If you are planning to visit Saudi Arabia for Umrah in 2025, make sure you are vaccinated

Cyclospora travel reminder
Remember – follow good food and water hygiene advice abroad to protect yourself from a parasite called Cyclospora
UKHSA publishes travel-associated infections report
Case numbers of selected travel-associated infections reported in England, Wales and Northern Ireland: January to June 2025
NaTHNaC team updates
NaTHNaC is pleased to share a number of important staff announcements
Yellow fever vaccine: supply update
Temporary disruption in supply of yellow fever vaccine (Stamaril) in the UK
Polio: Public Health Emergency of International Concern
An update on the polio Public Health Emergency of International Concern (PHEIC)
Oropouche virus disease in Brazil
As of 8 September 2025, a total of 11,967 confirmed cases of Oropouche virus disease and seven deaths (five confirmed, two under investigation) have been reported in Brazil for 2025. The most affected state is Espirito Santo with 6,323 cases and one death, followed by Rio De Janeiro with 2,500 cases and five deaths, and Minas Gerais with 1,367 cases. Please see our Topics in Brief article for further details on Oropouche virus disease.
Dengue in Samoa
As of 9 September 2025, a total of 12,025 clinically diagnosed dengue cases (including 3,630 laboratory confirmed cases), and six deaths, have been reported in Samoa since January 2025. Co-circulation of DENV-1 and DENV-2 serotypes have been identified. Please see our Topics in Brief article for further details on dengue.
Ebola virus disease in DRC
As of 6 September 2025, a total of 37 Ebola virus disease cases (five confirmed) and 15 deaths have now been reported from Bulape Health Zone, Kasai Province. Please see our Topics in Brief article for further details on Ebola disease.
Chikungunya in Italy
As of 3 September 2025, Italy has now reported a total of 107 locally acquired chikungunya cases in 2025. The highest number of cases (85) is currently reported in Carpi, San Prospero and Soliera. Please see our Topics in Brief article for further details on chikungunya.
Dengue in American Samoa
As of 2 September 2025, a total of 81 confirmed dengue cases have been reported in American Samoa since July 2025. Co-circulation of DENV-1 and DENV-2 serotypes have been identified. Please see our Topics in Brief article for further details on dengue.
Dengue in Tuvalu
As of 2 September 2025, a total of 131 confirmed dengue cases have been reported in Tuvalu since June 2025. DENV-2 serotype has been identified. Please see our Topics in Brief article for further details on dengue.
Dengue in French Polynesia
As of 2 September 2025, a total of 2,577 dengue cases (2,312 confirmed and 265 probable) have been reported in French Polynesia since November 2023. Please see our Topics in Brief article for further details on dengue.
Dengue in Kiribati
As of 2 September 2025, a total of 446 confirmed and 1,213 suspected dengue cases, with one confirmed death, have been reported in Kiribati since April 2025. Co-circulation of DENV-1 and DENV-2 serotypes have been identified. Please see our Topics in Brief article for further details on dengue.
Chikungunya in France
As of 3 September 2025, a total of 301 locally acquired cases of chikungunya have been reported since the beginning of 2025. Cases have been reported from Provence-Alpes-Côte d'Azur, Corsica, Occitanie, Auvergne-Rhône-Alpes, Grand Est, Bourgogne-Franche-Comté and Nouveille-Aquitaine. Please see our Topics in Brief article for further details on chikungunya.
West Nile virus in France
As of 3 September 2025, 20 locally acquired cases of West Nile virus were reported from France. Cases have been reported from Provence Alpes-Côte d'Azur, Occitanie, and for the first time Île-de-France and Auvergne-Rhône-Alpes. Please see our Topics in Brief article for further details on West Nile virus.