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

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

Oropouche virus disease: information for travellers and health professionals
Information on risks and prevention measures for travellers and health professionals

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)
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 more 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.
Ebola disease in DRC
On 4 September 2025, health authorities in Democratic Republic of Congo declared an outbreak of Ebola disease in Kasai province with 28 suspected cases and 15 deaths. Samples tested confirmed the cause of the outbreak as Ebola Zaire caused by Ebola virus disease. Please see our Topics in Brief article for further details on Ebola disease.
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.
Chikungunya in Singpore
As of 28 August 2025, Singapore has now reported a total of 21 chikungunya cases for 2025. Please see our Topics in Brief article for further details on chikungunya.
Dengue in Bangladesh
As of 2 September 2025, a total of 32,501 dengue cases, and 125 deaths have been reported in Bangladesh since 1 January 2025. Please see our Topics in Brief article for further details on dengue.