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The Brazilian Ministry of Health (in Portuguese) reports continuing transmission of chikungunya in all 5 Regions of the country. From 1 January 2022 to 21 May 2022 there were 108 730 cases of chikungunya, including 19 deaths. A further 40 deaths are under investigation. This is a 35% increase in cases compared to the same period in 2021.
Chikungunya is a viral infection spread by mosquito bites that can cause acute fever and severe joint pain. No vaccine is available against chikungunya.
All travellers to endemic regions are potentially at risk of chikungunya and should be aware of this infection. Aedes mosquitoes are particularly persistent and aggressive. They bite between dawn and dusk.
Travellers who develop a fever during travel, or once they return home are advised to seek medical advice as soon as possible and mention their travel history.
For further information see the TRAVAX Chikungunya page.
