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Outbreak Updates

19 February 2026

Brazil

Dengue in Brazil

As of 1 Feburary 2026, 62,707 cases (8 deaths) of dengue have been reported in Brazil since the start of the year. Case numbers usually increase during the first few months of the year. A total of 1,453,633 confirmed cases (1,793 deaths) were reported during 2025. Serotypes DENV-1, DENV-2, DENV-3 and DENV-4 were all reported. Please see our Topics in Brief article for further details on dengue

Source: PAHO Dengue in brief

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1. Where are you travelling to?

A. Europe or Australia/New Zealand

B. Africa or the Middle East

C. Asia or the Pacific Islands

D. The Americas (including the Caribbean, South America, USA and Canada)

2. How long are you going for?

A. Less than 2 weeks

B. 2 to 6 weeks

C. 6 weeks to 6 months

D. More than 6 months

3. What is your main health concern for this trip?

A. Managing a health condition I already have (for example: asthma, heart disease, diabetes, depression)

B. Getting a travel-related infection (such as malaria, dengue, Zika, hepatitis A, travellers' diarrhoea)

C. Getting a common infection (such as flu, COVID-19, measles or pneumonia)

D. Having an accident or being affected by heat, sun, or high altitude

4. Where do you usually get travel health advice before you go?

A. From my GP or practice nurse

B. From a pharmacist or travel health clinic

C. From friends, family or social media

D. I don’t usually get travel health advice

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UK Health Security Agency

Hospital for Tropical Diseases

Liverpool School of Tropical Medicine

London School of Hygiene and Tropical Medicine

University College London Hospitals NHS Foundation Trust

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Dengue in Brazil

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4. Where do you usually get travel health advice before you go?

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