Smoke from fires in Canada is traveling thousands of miles. Here’s how to protect yourself

Even if you can’t smell it, long-distance wildfire smoke is dangerous.

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More than 850 wildfires are currently burning in Canada—and the smoke is reaching cities thousands of miles away, from Chicago to New York City. Next week, it’s expected to reach Europe. If the sky is a hazy shade of yellow where you live, here’s what you should know about the potential health impacts.

Even long-distance smoke is........

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