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Penn National Cancels Jan. 16 Program

Hollywood Casino at Penn National Race Course has cancelled live racing for Jan. 16, as forecasts call for bitter cold temperatures accompanied by sub-zero wind chill.

Study Shows Cold Air Can Induce Airway Obstruction

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Researchers at Oklahoma State University recently completed a study on airway cooling and mucosal injury during cold weather exercise. Using the Thoroughbred racehorse as a model, scientists found that even cantering in subfreezing temperatures can induce airway obstruction.

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