Recently, which country of South America has declared a health emergency due to a surge in dengue fever cases?

Rio de Janeiro, Brazil has declared a public health emergency due to a surge in mosquito-borne dengue fever just days before Carnival. Despite the outbreak, Carnival festivities are expected to proceed. Rio city hall has implemented measures including 10 care centers, an emergency operations center, and dedicated hospital beds. “Smoke cars” will disperse insecticide in high-incidence areas. With over 10,000 cases in 2024, the municipality faces a significant increase compared to 2023’s total of 23,000 cases. Dengue, a viral infection, thrives in Rio’s tropical climate with frequent rains and high temperatures.