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Outbreak Updates

02 March 2026

Seychelles

Chikungunya in Seychelles

As of 27 February 2026, over 70 chikungunya cases were reported in European travellers returning from the Seychelles since November 2025. Please see our Topics in Brief article for further details on chikungunya.

Source: ECDC Chikungunya in brief

Take usual precautions

02 February 2026

Seychelles

Chikungunya in Seychelles

Between early December 2025 and 30 January 2026, GeoSentinel surveillance reported nine confirmed and four probable cases of chikungunya virus disease in European travellers returning from the Seychelles. Please see our Topics in Brief article for further details on chikungunya.

Source: GeoSentinel Chikungunya in brief

Take usual precautions

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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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Chikungunya in Seychelles

Chikungunya in Seychelles

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