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Air Quality Expected to Improve in Durham Friday
Health risks rise for older adults, pregnant people and outdoor workers as officials say conditions may improve Friday morning.
Environment Canada issued an Orange Warning for Durham Region on Thursday as wildfire smoke from Ontario reduced visibility and air quality significantly.
The Air Quality Health Index in Oshawa reached 10+, classified as "Very High Risk" on Thursday, with forecasts showing conditions remaining in High Risk territory through Friday.
Environment Canada advises keeping windows and doors closed indoors; wearing a NIOSH-certified N95 respirator mask when outdoors can reduce exposure to fine smoke particles.
People face health risks during heavy smoke conditions regardless of age or health status; they should reschedule or cancel outdoor sports and activities until conditions improve.
Exposure may cause mild symptoms such as headaches or throat irritation, though people should seek immediate medical assistance if experiencing more serious issues like chest pain.