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What’s That Sound: Vol. 11

Each Monday, on Facebook, we'll give you a soundbite of what it is like to be behind-the-scenes at 5280 or out on the road with our reporters in Colorado. You guess where we are, and on Tuesdays, we'll reveal the answers on


Where: University of Colorado’s Human Performance Lab


When: October 29, 2013

What: Geoff Van Dyke, 5280‘s editorial director, runs on a treadmill as Dr. Iñigo San Millán, the director of the Human Perfomance Lab at University of Colorado, charts his progress. Read about how Van Dyke rebooted his fitness here.

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