Negros Occidental has recorded a 80.28 percent decrease in dengue cases during the first five weeks of 2026, the Provincial Health Office (PHO) reported on Thursday, Feb. 12.
The PHO surveillance report covering January 4 to February 7 documented 141 cases, in contrast to the 715 cases reported during the same period in 2025.
This significant decline of 574 cases has been accompanied by a zero-fatality rate, it said
San Carlos City and Bago City had the most number of dengue cases this year at 18 each.
The PHO identified children aged 1 to 10 years old as the group with the highest number of cases, though the overall age range of those affected spans from infants to 63-year-olds.
Dengue is a viral infection transmitted to humans through the bite of infected mosquitoes, primarily the Aedes aegypti species.*
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