In India’s major metropolitan cities, air pollution has become a silent health crisis. Most people associate polluted air with coughing, irritation, sinus issues, or breathing difficulty. But what many do not realise is that polluted air is also silently damaging the heart. Fine particulate matter (PM2.5) is small enough to enter the bloodstream through the lungs. Once inside the bloodstream, these particles trigger oxidative stress, increase inflammation, and disturb the smooth functioning of blood vessels.

How Air Pollution Harms the Heart?

The inner lining of blood vessels, called the endothelium, is extremely sensitive. Fine particulate matter disrupts its function, making blood vessels stiffer and more reactive. Over time, inflammation becomes chronic. The heart then has to work har

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