Cuiabá, Brazil reported 323 notifications of dengue in 2026, marking a significant decrease compared to 2025, accompanied by a notable drop in chikungunya cases as well.
In 2026, Cuiabá reported 323 notifications of dengue, with 139 confirmed cases, according to municipal data. This figure represents a dramatic decline of 79.2% compared to the same time period in 2025. Public health officials are closely monitoring the situation, emphasizing the importance of preventative measures against the Aedes aegypti mosquito, which carries dengue, chikungunya, and zika virus.
Furthermore, the chikungunya cases showed an even more significant reduction, with notifications dropping by 99.3% in the first quarter of 2026. The city recorded 59 notifications of chikungunya, with 58 cases confirmed. In contrast, there were only four notifications of the zika virus without any confirmed cases. This downward trend in communicable diseases is a positive indication of the effectiveness of local health initiatives aimed at combating mosquito populations.
The municipal health department has indicated that these reductions are attributed to proactive measures against the Aedes aegypti mosquito, which include the inspection of 197,192 properties during the initial months of 2026. Health agents play a vital role in executing these preventive actions, underscoring the city's commitment to public health and the well-being of its residents.
