Shigella and Salmonella cases reported in travellers returning from Cape Verde

A food and water hygiene reminder

Updated: 11 June 2026
Take usual precautions

Worldwide dengue risk reminder

Dengue is a mosquito-spread virus found in tropical and subtropical world regions, including parts of mainland Europe

Updated: 11 June 2026
Take usual precautions

Mefloquine shortage

Shortage of 250mg mefloquine (Lariam) antimalarial tablets in the United Kingdom (UK) continues

Updated: 09 June 2026
Take usual precautions

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

Updated: 03 June 2026
Take extra precautions

Hajj 1447H: 2026

Information for pilgrims performing Hajj in 2026

Updated: 27 May 2026
Take extra precautions

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

Updated: 22 May 2026
Take extra precautions

Key to NaTHNaC alert level feature

LEVEL 1: GREEN
Take usual precautions
Follow standard protective measures, as recommended for this destination, disease or situation. Be aware that advice may change and check for updates.
LEVEL 2: AMBER
Take extra precautions
Follow any additional precautions recommended. Be alert and check regularly for changes in advice about this ongoing situation. Advice may be relevant for all travellers or apply to a specific group of travellers.
LEVEL 3: RED
FCDO advise against travel
Follow Foreign, Commonwealth & Development Office (FCDO) advice. This may mean avoiding non-essential travel, or all travel. Subscribe to the FCDO destination advice for security updates and travel warnings.

Alert categories are based on the situation at the time of publication. They will not be routinely updated unless outbreak information or a news item is updated.

The categories do not replace Foreign, Commonwealth and Development Office (FCDO) travel advice. Travellers should still check the FCDO travel advisories for any country-specific security or safety alerts.