Two days after Diwali, the national capital remained blanketed by haze on Wednesday with air quality in the “very poor” category , Medanta's Dr Naresh Trehan said that poor air pollution may trigger heart attacks and respiratory issues.

Delhi's air quality deteriorated slightly on Wednesday as wind speeds dropped again. Its 24-hour AQI stood at 353 at 4 pm, according to the daily national bulletin released by the Central Pollution Control Board (CPCB).

Also Read | Delhi AQI: Dr Randeep Guleria shares key tips to reduce air pollution risks Noida, India-October 22, 2025:A View of the skyscraper amid low visibility due to air pollution early in the morning.Pollution levels in Noida remained severe today, with various areas recording an air quality index (AQI) between 290 and 350. S

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