Updated guidelines for malaria prevention in travellers from the UK
UK Health Security Agency have published updated malaria guidelines for 2026
Shigella and Salmonella cases reported in travellers returning from Cape Verde
A food and water hygiene reminder
Getting to grips with measles and travel
Registration is now open for our next 'Getting to Grips' webinar of 2026
NaTHNaC
Ebola disease in DRC and Uganda
The World Health Organization has confirmed an outbreak of Ebola disease in the Democratic Republic of the Congo with imported cases in Uganda and declared this a public health emergency of international concern
Worldwide dengue risk reminder
Dengue is a mosquito-spread virus found in tropical and subtropical world regions, including parts of mainland Europe
Heading abroad to watch the FIFA Football World Cup?
Plan ahead and be aware of potential health risks
Mefloquine shortage
Shortage of 250mg mefloquine (Lariam) antimalarial tablets in the United Kingdom (UK) continues
Hantavirus cruise ship outbreak
WHO and UKHSA are monitoring a hantavirus outbreak linked to a cruise ship, with the risk to the UK public currently assessed as very low
Survey study for travellers and healthcare professionals on rabies risk
Please help us to learn more about knowledge, attitudes, and practices regarding rabies risk
Crimean-Congo haemorrhagic fever in Iraq
As of 15 June 2026, 171 cases of Crimean-Congo haemorrhagic fever (CCHF), including 11 deaths have been confirmed since the start of 2026. Cases have been reported across 15 governorates with Thi Qar being most severely affected. Please see our Topics in Brief article for further details on Crimean-Congo haemorrhagic fever.
Yellow fever in Colombia
As of 28 June 2026, a total of 53 confirmed yellow fever cases, including 26 deaths, have been reported since the start of the year. This brings the total confirmed cases since 2024 to 201 (89 deaths). The Department of Tolima has reported the majority of cases. Please see our Topics in Brief article for further details on yellow fever.
Chikungunya in Seychelles
As of June 2026, over 166 chikungunya cases were reported from 13 different European countries in returning travellers from the Seychelles since November 2025. Please see our Topics in Brief article for further details on chikungunya.
Dengue in Maldives
As of 1 June 2026, 2,969 cases of dengue have been reported in the Maldives since the start of 2026. This represents an increase compared to the same period in previous years. The ECDC have also reported at least 107 imported cases into Europe from the Maldives since 2025. Recent data shows a declining trend in these imported cases since spring 2026. Please see our Topics in Brief article for further details on dengue.
Ebola disease in DRC
As of 27 June 2026, the Democratic Republic of the Congo's Ministry of Health (MoH) reports 1,274 confirmed cases (360 deaths) caused by Bundibugyo virus, in the ongoing Ebola disease outbreak. Ituri, North-Kivu and South-Kivu provinces have been affected. Please see our Topics in Brief article for further details on Ebola disease.
cVDPV1 in Ethiopia
In the week ending 24 June 2026, one circulating vaccine-derived poliovirus type 1 (cVDPV1) case was reported from Gambella, Ethiopia, with onset of paralysis on 16 May 2026. Five cVDPV1 cases have been reported in 2026. Please see our Topics in Brief article for further details on polio.
Ebola disease in France ex DRC
On 24 June 2026, French Health authorities reported a confirmed case of Ebola disease in a doctor returning from humanitarian aid work in the Democratic Republic of Congo. Please see our Topics in Brief article for further details on Ebola disease.
Lassa fever in Liberia
As of 14 June 2026, 23 cases (nine deaths) of Lassa fever have been reported since the start of the year. Bong, Bassa, and Nimba counties are reported to be experiencing outbreaks. 242 confirmed Lassa fever cases including 75 deaths have been reported in Liberia since January 2022. Please see our Topics in Brief article for further details on Lassa fever.
Cholera in Nigeria
Between 1 May 2026 and 18 June 2026, a total of 13,234 cases of cholera (108 deaths) have been reported across 17 local government areas in Borno State. Please see our Topics in Brief article for further details on cholera.
Dengue in Samoa
As of 14 June 2026, a total of 19,764 confirmed cases of dengue fever, with nine deaths have been reported in Samoa since this outbreak began in January 2025. DENV-1 and DENV-2 have been confirmed as circulating in Samoa. Please see our Topics in Brief article for further details on dengue.




