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How the Human-Powered Gym Works

At Texas State University, one 30-minute workout can generate enough electricity to power a laptop for three hours. Watch as the director of campus recreation explains how elliptical machines and treadmills are harnessed into alternative energy.

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At Texas State University, one 30-minute workout can generate enough electricity to power a laptop for three hours. Watch as the director of campus recreation explains how elliptical machines and treadmills are harnessed into alternative energy.

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