India, Jan. 9 -- Maharashtra recorded a significant decline in vector-borne diseases such as dengue and chikungunya in 2025 as compared to 2024 though cases of malaria showed a marginal increase, officials said on Thursday.

In 2025, the state reported 14,159 dengue cases and 21 deaths due to dengue, down from 19,385 dengue cases and 40 dengue deaths in 2024. As such, there was a 27% decline in dengue cases and a sharp 47.5% reduction in deaths due to dengue, indicating improved disease management, early diagnosis and timely treatment, officials said.

Similarly, the state recorded 3,439 chikungunya cases in 2025, compared to 5,854 cases in 2024, marking a 41.3% drop in infections. Notably, no deaths were reported due to chikungunya in ei...