Do Face Masks Help With Wildfire Smoke? Yes, But More Is Needed

Wildfire smoke contains dangerous particulate matter that poses significant long-term health risks, including cardiovascular and respiratory issues. Experts recommend using air purifiers and monitoring air quality as the most effective ways to mitigate exposure.
But it is the smoke and the stinging haze—and especially the invisible particulate matter borne aloft for hundreds of miles—that is most likely to pose grave health risks to millions across the country, as wildfires rage in Canada and across the American West during summer months. Cardiac deaths spike after wildfires. So do visits to lung doctors. Smoke is bad for you.
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