Horses exposed to wildfire smoke can develop coughing and impaired respiratory function, and horses with existing respiratory or cardiac conditions could be at higher risk, says veterinarian Erica McKenzie, a professor of large animal medicine at Oregon State University's College of Veterinary Medicine. Horses shouldn't be exercised if the air quality index is higher than 100 to 150, feed and bedding should be moistened to reduce dust, and horses should get "a little extra TLC" to reduce stress, Dr. McKenzie says.
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