Tabata sit ups, squats, double unders, burpees

Complete 32 intervals of 20 seconds of work followed by ten seconds of rest where the first 8 intervals are sit-ups, the second 8 are squats, the third 8 intervals are double-unders, and finally, the last 8 intervals are burpees. There is no rest between exercises.

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LeanFit, April 18, 2012