Delhi's air pollution has once again reached alarming levels, with the Air Quality Index (AQI) standing at 316 (in the "very poor" category) according to the Central Pollution Control Board (CPCB). The current levels are 11.6 times higher than the World Health Organisation’s safe limit for PM2.5, which was measured at 168 g/m.

While the respiratory and cardiac dangers of air pollution are well known, recent research has begun to spotlight a less-discussed but equally serious concern - its impact on the brain.

POLLUTION AND THE BRAIN: A SILENT CRISIS

Several global studies have shown that fine particulate matter (PM2.5), the microscopic particles that can penetrate deep into the lungs and bloodstream, are linked to cognitive decline, dementia risk, and developmental delays in children.

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