As the air quality for Minnesota remains dangerous, experts are giving advice. "It's not a one-size-fits-all answer," said Dr. Andrew Stiehm MD, who's a pulmonologist for Allina Health. "I just reinforce stay inside.

Data suggests that air quality in Minneapolis ranked worse than the air in Egypt, South Korea and China. Minneapolis has the fifth worst air quality in the world, according to an air quality monitoring platform that reported its latest findings Saturday.

The MPCA says that sensitive groups should avoid prolonged or heavy exertion, and everyone should limit their time spent outdoors.