influenza
Most Brazilian states report severe acute respiratory syndrome (SRAG) at alert, risk, or high-risk levels, according to Fiocruz's InfoGripe bulletin released on April 29. Cases are driven mainly by influenza A and respiratory syncytial virus (RSV), which circulate more in autumn and winter. Exceptions are Rio de Janeiro, São Paulo, and Rio Grande do Sul.
Iniulat ng AI
Brazil's Health Ministry confirmed the country's first case of Flu K, the H3N2 influenza A variant driving global alerts, in Pará state. This detection follows rising seasonal H3N2 circulation locally and comes amid the variant's dominance in the northern hemisphere.
December 16, 2025 00:35