Experts have warned that the outbreak will worsen because of a slow vaccine rollout, highly transmissible variants, and President Bolsonaro's inaction.

A new variant of influenza A was detected in Belém in an adult patient, a woman from Fiji, and was classified as an imported ...

A new coronavirus has been found in Brazil that shares key features with the one that sparked the global Covid pandemic. Scientists in the US and Japan detected the strain after capturing bats living ...

Brazil has launched the world's largest biofactory for mosquitoes carrying the Wolbachia bacterium, a natural method to combat dengue, Zika, and Chikungunya. This innovative, nature-based strategy ...

The only wild specimens of a rare blue parrot which had only recently been returned to its natural habitat in Brazil have been diagnosed with a lethal, incurable virus, the government said in a ...

GENEVA, 18 December 2025 –UNAIDS congratulates Brazil in attainting the certification for the elimination of mother-to-child transmission (EMTCT) of HIV and syphilis as determined by the World Health ...