Travel health alerts
Disease outbreak alerts for Mexico
4 outbreaks reported for Mexico
Last checked against TravelHealthPro on 2026-08-23.
Cyclosporiasis
Reported 30 July 2026Reduce your risk while travelling
Between 30 April and 15 July 2026, 67 cases of cyclosporiasis were reported in the UK (30 in England, 27 in Scotland and 10 in Wales). Of the 51 cases with travel information available, 48 reported travel to Mexico, with one reporting both travel to Mexico and the USA.
No vaccine — how to stay safe
Follow good food, water and insect-bite precautions, and speak to our travel health team about protecting yourself.
Measles
Reported 15 May 2026Spread person-to-person through the air
As of 7 May 2026, a total of 10,049 cases of measles have been reported in 2026.
There's a vaccine for this
Highly contagious — make sure you've had two doses of MMR before you travel.
Mpox
Reported 13 January 2026Spread by close or bodily-fluid contact
On 9 January 2026, the World Health Organization reported a clade Ib mpox case in Mexico. The case is an adult male with a travel history to Germany. This is the first clade Ib mpox case reported in Mexico.
No vaccine — how to stay safe
Avoid close skin-to-skin contact with anyone who has a rash or lesions, and contact with wild animals; wash hands often.
Dengue
Reported 23 December 2025Spread by mosquito bites
As of 13 December 2025, a total of 141,421 dengue cases (21,344 confirmed) with 85 deaths, have been reported in Mexico for 2025. Serotypes DENV-1, DENV-2, DENV-3 and DENV-4 have all been reported. Please see our Topics in Brief article for further details on dengue
There's a vaccine for this
Spread by daytime-biting mosquitoes. Use a DEET repellent, cover up, and stay somewhere with screens or air-conditioning.
Travelling to Mexico?
Our travel health team will confirm exactly which vaccines and precautions are right for your trip in one short consultation.
Contains public sector information from TravelHealthPro (NaTHNaC), licensed under the Open Government Licence v3.0. © UK Health Security Agency. Open Government Licence v3.0. This page is general guidance, not medical advice — confirm what you need for your trip with our travel health team.