The Pan American Health Organization attributes the epidemic to factors such as the El Niño phenomenon, characterized by abnormal warming of the Pacific Ocean waters.
The Ministry of Health reports that out of Brazil's 27 states, nine exhibit a consistent decline in dengue cases, while another 13 maintain a stable trend.
There is a downward trend in the number of dengue cases in the states of Acre, Amazonas, Espírito Santo, Goiás, Minas Gerais, Piauí, Roraima, and the Federal District.
The study was conducted by nine scientists from the Federal University of Goiás. The conclusion is that the vertical transmission to Aedes aegypti eggs—without passing through a host—serves as a new warning to health authorities.
The highest number of dengue cases in Brazil so far has already exceeded the peak of 2023, which occurred between the end of March and the beginning of April.
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