The Sabiá virus causes an acute hemorrhagic and neurological syndrome. Four fatal cases have been recorded in the state of ...

Brazilian scientist Luciano Moreira tenderly handles a glass box of swarming mosquitoes infected with a bacterium that blocks the transmission of dengue.

The Centers for Disease Control and Prevention plans to probe samples collected from a fatal influenza infection in Brazil, the World Health Organization announced, after investigators discovered the ...

Brazil's coronavirus death toll surpassed 80,000 Monday, according to health ministry figures, as the country hit second-hardest in the world continued struggling to control the pandemic. The figure, ...

Oropouche virus (OROV) causes Oropouche fever (OROF); the first case was identified in a forest worker in Trinidad and Tobago in 1955. Since then, it has caused at least half a million infections in ...

A virus that caused a large outbreak in Brazil this year can spread from a pregnant woman to the fetus. The confirmation of several cases of transmission to the womb means that the virus, called ...

A new study uncovers how Oropouche virus is breaking out of the Amazon, spreading across Brazil and beyond. Scientists warn that environmental changes, human mobility, and viral evolution are driving ...

View of Aedes aegypti mosquitoes infected with a bacteria that prevents them from spreading dengue - Copyright AFP/File Apu GOMES View of Aedes aegypti mosquitoes ...