This year, dengue cases in the Tricity have dropped sharply. From January to October so far, just over 160 cases have been reported, a 95 per cent decrease compared to 3,173 cases last year. This is the lowest figure recorded in the past four years.

According to Health Department data, only 12 cases have been reported in Chandigarh so far, while the number was 349 in 2024.

Dengue is usually spread by the Aedes mosquito, which breeds in stagnant water.

Every year, cases usually rise during and after the monsoon season, but this year, the situation is different. Experts believe the change in rainfall patterns and the preventive measures taken by the Health Department are the main reasons for the steep decline.

Between June and September 2025, the city received 836 mm of rainfall, compa

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