NATAL – Fans heading to Brazil’s northeast region for the World Cup may need to guard against dengue fever – a disease carried by mosquitoes for which there is no vaccine.
Most regions of Brazil will be low-risk for the disease, but some experts say the tournament may coincide with a spike in cases in the northeast region of the country, meaning care should be taken in the World Cup host cities of Natal, Fortaleza and Salvador.
Watch my report from Natal – produced and made for BBC Health Check, BBC World News TV.
Versão em português aqui
Ben Tavener 
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