And Denver, Los Angeles and San Francisco were all in the top 100, bumped higher among the hundreds of polluted cities. cities were reporting smoky and hazy conditions from the wildfires.ĭetroit was with New York in the top five cities with the worst air quality in the world, while Portland, ranked 83rd, and Seattle was 87th on Wednesday morning. While New York running clubs took the lead in canceling events on social media on Wednesday, several other U.S. “June 7 is Global Running Day, but if you’re in NYC or any affected area, please read and follow your city’s health advisory regarding air quality, and consider running another day,” the organization tweeted on Tuesday night. Even though Global Running Day is supposed to inspire people of all ages around the world to get moving by going outside and joining in group runs or perhaps hitting the road solo each year, NYRR urged runners in areas impacted by the smoke to go out on another day this time around. That led the New York Road Runners, which puts on the TCS New York City Marathon each year, to cancel all of its Global Running Day events on Wednesday. Read more: New York City in 2nd place for worst air in the world right now Older New Yorkers, and those with heart or breathing problems, were also advised to wear a high-quality mask (like a KN95 or N95) if spending time outside. Exposure to smoke-filled air could also lead to eye and throat irritation in otherwise healthy adults.

Those with pre-existing respiratory problems (like heart or breathing issues) as well as children and older adults were advised to stay indoors, the statement said, since they are especially sensitive to the poor air conditions.

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