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The World Health Organization (WHO) reports continued occurrence of Marburg virus disease in the outbreak that was first reported on 20 January 2025.
As of 10 February 2025 there have been 10 cases, all of whom have died. The affected area is Kagera Region in the northeast of Tanzania, bordering Burundi, Rwanda and Uganda.
Marburg virus disease is a type of viral haemorrhagic fever (VHF). Humans may become infected from direct contact with the reservoir host, African fruit bats or from direct contact or droplet spread from infected humans or non-human primates.
In general, the risk to travellers becoming infected or developing Marburg virus disease is extremely low.
Travellers returning from a Marburg outbreak area should seek rapid medical attention by contacting NHS 24 (Scotland) or NHS 111 (rest of UK) for advice prior to attending UK medical facilities if they develop fever and have:
People who are travelling to the affected areas to work in response to the outbreak should seek risk assessment advice and training from their employer / organisation before travel. They must also be registered with the UKHSA Ebola and Marburg: returning workers scheme (RWS) before travel.
The Tanzanian Ministry of Health has also issued a specific travel advisory for the affected area.
For further information, see the TRAVAX Viral Haemorrhagic Fever page.