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Haze exposure triggers painful eye irritation across region

Eye specialists warn that prolonged air pollution can damage the protective tear film and irritate the cornea, leaving sufferers with red, dry and gritty sensations. Those with existing eye conditions face heightened risk during periods of heavy haze.

LSN Malaysia · 25 September 2026

Haze exposure triggers painful eye irritation across region

Fine particles and chemical compounds suspended in hazy air can disrupt the eye's natural protective mechanisms, causing discomfort and potentially worsening pre-existing conditions, according to medical experts monitoring the region's air quality challenges.

The cornea and tear film—which work together to shield the eye and maintain clear vision—are particularly vulnerable to the irritants present during haze events. When pollution levels spike, the delicate balance of the tear film becomes compromised, leading to sensations of grittiness, redness and persistent dryness that can last well beyond the initial exposure.

Individuals already managing dry eye syndrome, allergies or other corneal conditions face compounded symptoms during extended pollution episodes. Eye care professionals recommend protective measures including the use of prescribed eye drops, wraparound sunglasses to minimize particle exposure, and limiting outdoor activities when air quality indices reach hazardous levels.

Health authorities continue to monitor air pollution patterns across South and Southeast Asia, with advisories issued to vulnerable populations during periods of elevated haze. Residents experiencing persistent eye discomfort are encouraged to seek professional evaluation to rule out secondary complications.