Colorado Runner - Colorado's running news, events and results source

There was more thrilling cross action happening around the nation this past weekend down in Huntsville, Alabama, as the 2025 RunningLane XC Championships were being contested.

Colorado runners know the truth: nothing compares to stepping outside and hitting a trail within minutes. No traffic. No long drive. No juggling schedules just to squeeze in a run before sunset.

A new study of nearly 15,000 people found that the window of late-night workouts in which sleep is then impacted is actually much larger than previously thought, showing that exercising within four hours of bedtime can have a detrimental effect on shut-eye.