Ebola disease
The outbreak remains a public health emergency of international concern
Getting to grips with Zika virus
Registration is now open for our next 'Getting to Grips' webinar of 2026
NaTHNaC
Online 
Natural hazards and health risks
Advice for travellers visiting areas affected by natural hazards
Getting to grips with travellers' diarrhoea
A recording of this session is now available
NaTHNaC
Online 
Updated dengue 'green book' chapter published
The dengue chapter of the 'green book' (Immunisation against infectious disease) has been updated
Polio: Public Health Emergency of International Concern
An update on the polio Public Health Emergency of International Concern (PHEIC)
Mefloquine shortage
Shortage of 250mg mefloquine (Lariam) antimalarial tablets in the United Kingdom (UK) continues
Telephone advice line for health professionals: change to opening hours
The advice line opening hours will change from 7 September 2026
Cyclospora and summer travel
A reminder about Cyclospora infection and how to reduce your risk
Changes to NaTHNaC telephone contact numbers
Our Advice Line and General Enquiries telephone number change has been deferred to Autumn 2026
Cholera in Nigeria
As of 7 October 2026, a total of 68,152 suspected cholera cases and 394 deaths have been reported in Borno State since this outbreak began in May 2026. All 22 local government areas in Borno have now reported cases. Please see our Topics in Brief article for further details on cholera.
Dengue in Bangladesh
As of 8 October 2026, a total of 94,151 dengue cases, with 294 deaths, have now been reported in Bangladesh during 2026. Please see our Topics in Brief article for further details on dengue.
Pneumonia, unknown origin in Russia
On 6 October 2026, following the reported death of a laboratory worker in Irkutsk, Russia, from pneumonia that is suspected to be pneumonic plague, the European Centre for Disease Prevention and Control is closely monitoring the situation. Based on the limited information currently available, there are no reports of secondary cases and no evidence of sustained human-to-human transmission that would cause further spread of the disease.
cVDPV2 in Central African Republic
As of 2 October 2026, five circulating vaccine-derived poliovirus type 2 (cVDPV2) cases have been reported in Central African Republic in 2026. Please see our Topics in Brief article for further details on polio.
cVDPV2 in Chad
As of 2 October 2026, eight circulating vaccine-derived poliovirus type 2 (cVDPV2) cases have been reported in Chad in 2026. Please see our Topics in Brief article for further details on polio.
cVDPV2 in DRC
As of 2 October 2026, 58 circulating vaccine-derived poliovirus type 2 (cVDPV2) cases have been reported in Democratic Republic of the Congo in 2026. Please see our Topics in Brief article for further details on polio.
cVDPV2 in Libya
As of 2 October 2026, one circulating vaccine-derived poliovirus type 2 (cVDPV2) environmental sample has been reported in Libya in 2026. Please see our Topics in Brief article for further details on polio.
cVDPV2 in Somalia
As of 2 October 2026, one circulating vaccine-derived poliovirus type 2 (cVDPV2) environmental sample has been reported in Somalia in 2026. Please see our Topics in Brief article for further details on polio.
Ebola disease in Kenya ex DRC
On 6 October 2026, the first confirmed case of Ebola disease (Bundibugyo virus) was reported in Kenya, imported from the Democratic Republic of the Congo. Contact tracing is in process. Please see our Topics in Brief article for further details on Ebola disease.
West Nile virus in Austria
In 2026, up to 30 September, eight locally acquired human cases of West Nile virus have been reported in Austria, in three areas. Please see our Topics in Brief article for further details on West Nile virus.
The Yellow Fever Zone
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