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This is not for the faint of heart. 4 rounds of Tabata protocol-20 seconds of work with 10 seconds of rest. Bring everything you've got to complete 20 minutes of high intensity intervals.
Get intense with Biggest Loser trainer Brett Hoebel! Get moving from push-ups to sit-ups to tire runs.
Brett Hoebel challenges you to intensify your body-weight workout with this dumbbell HIIT routine. Get ready to row, plank or squat with or without the extra resistance.
Work hard for your short breather with Brett Hoebel in this 30 seconds on/30 seconds off HIIT workout featuring punches, mountain climbers and push-ups.