Seven states in Brazil have reached epidemic levels of dengue fever

According to criteria established by the World Health Organization (WHO), seven states in Brazil have reached epidemic levels of dengue fever. The affected states include Acre, Tocantins, Rio Grande do Norte, São Paulo, Paraná, Mato Grosso do Sul and Goiás. WHO criteria for an epidemic of dengue are met when there are 3 cases of dengue fever for every 1,000 people.

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Advice For Travellers

Travellers to areas where the dengue fever virus is active can reduce their risk of exposure by taking all necessary precautions to avoid mosquito bites. Many persons with dengue fever do not seek medical care and are not reported to health authorities. There may be many more cases in the community than the reports indicate.