Add Yahoo as a preferred source to see more of our stories on Google. How concerning are those poor air quality alerts and what should you do to keep your kids safe during those times? Here's what ...

Campers Henry (from left), Kilian, Henry and Charles paddle their canoe on Dutch Lake at YMCA Day Camp Christmas Tree near Mound, Minn., on June 29.

The St. Paul skyline, seen from High Bridge Overlook, is obscured by wildfire smoke during the air quality alert on Wednesday.

ANN ARBOR, Mich. – As smoke from Canada's historic wildfires triggers poor air quality alerts across the country, many parents worry about the impact on their child’s health, a new national poll ...