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Dengue in Brazil (Update 1)

15 Jun 2022

The Brazilian Ministry of Health (in Portuguese) continues to report high rates of dengue fever transmission in all five Regions of the country.

Between 1 January 2022 and 31 May 2022, there were 1,104,742 cases of dengue, which is an increase of 198% in cases compared to the same period in 2021. There have been 504 deaths from dengue this year.

Dengue is an infection found in tropical and sub-tropical climates worldwide. It is spread by mosquito bites and can cause a severe flu-like illness.

There is no vaccine against dengue in the UK. 

Advice for Travellers

The mosquitoes which transmit dengue bite during the day, between dawn and dusk.  They are particularly persistent and aggressive.

If you are travelling to an affected region, you are potentially at risk of dengue fever and should be aware of this infection.

If you develop a high temperature (fever) either during or after travelling to an affected area, you should seek medical advice as soon as possible and give details of your recent travel history.

For further information see the dengue fever page.