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Air quality back at unhealthy levels, docs issue warning
Migraine sufferers at risk of attacks; hospitals step up measures to ensure cleaner air indoors
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A photo taken in the eastern part of Singapore at around 2.30pm on Sept 21 shows slightly hazy conditions in the area.
ST PHOTO: DESMOND WEE
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Haze returned to Singapore yesterday, pushing air quality to unhealthy levels in some parts of the country and doctors warned that patients with pre-existing medical conditions could experience increased discomfort.
Those who suffer from migraines are at greater risk of attacks on poor air-quality days, doctors said.
