India, Oct. 24 -- Delhi has recorded 551 malaria cases, 991 dengue cases, and 104 chikungunya infections this year so far, with malaria and dengue showing a decline compared to last year.

Chikungunya infections have seen an uptick - from 83 during the same period in 2024 and 29 in 2023. No deaths have been reported from any of these vector-borne diseases this year.

The number of malaria cases this year has been lower than the 587 recorded during the same period in 2024 but higher than figures for 2023 (346), 2022 (182), and 2021 (138).

Cases increased incrementally from January (9) to October (180), peaking in the post-monsoon months of August (100), September (136), and October (180). The Central, West, and Shahdara (South) zones repo...