Take as long as you need.
Do as many variations as you want.
At the end, you must have done at least 400 burpees… or more.
Time yourself so you can try beat it next time!
400 Burpee Challenge
December 5, 2011
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Warrior Dash Whistler 2011
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Push Yourself: Only 5 More!
Push Yourself: Only 5 More!