These challenges come straight from elite strength and conditioning experts who work with some of the fittest people on the planet. Are you up to the challenge?
Mike Boyle:Â What you get here is really a true fitness test because you're running uphill. You measure who can run up the hill the longest.
How To:Â Perform as shown in this video.
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Mike Boyle: What you get here is really a true fitness test because you're running uphill. You measure who can run up the hill the longest.
How To: Perform as shown in this video.
READ MORE
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