By Greta Kaul

In the last couple weeks, Minnesota has been visited periodically by a heavy cloud of haze, courtesy of smoke from wildfires up near Canada, borne south on the wind.

Since hazy air like this is expected all weekend and into next week MinnPost asked Teddie Potter, director of planetary health at the University of Minnesota’s School of Nursing, some questions we’ve been hearing about how to stay healthy on bad air days.


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