In the wake of Diwali celebrations, the air quality in the DelhiNCR region has plunged into the “severe” category, with the average Air Quality Index (AQI) reaching around 451 early on October 21, 2025. This means the post-festival smog is now placing serious strain on respiratory health, making the simple lung-care steps we discussed all the more important.
After the festive sparkle fades, the air often turns heavy
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