Synopsis: Tamil Nadu reports 16,546 dengue cases and eight deaths in 2025, second-highest in India after Karnataka . State health officials have intensified surveillance, mosquito control, and awareness campaigns to combat the seasonal surge driven by rainfall and water stagnation ahead of the monsoon.

Tamil Nadu is witnessing a sharp rise in dengue, typhoid, and fever cases , according to the National Centre for Vector Borne Disease Control (NCVBDC) .

As of early October 2025, the state has reported 16,546 dengue infections and 8 deaths, making it the second-highest in India after Karnataka .

The State Health Department has intensified door-to-door surveillance, awareness campaigns, and mosquito control operations to curb the spread ahead of the northeast mon

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