Do a Tabata set of two of the following, rest one minute between sets.
- Air Squats
- Rower (for calories)
Tabata Intervals ( 20 seconds of work followed by 10 seconds of rest repeated 8 times) is applied in turn to the Squat, Rower, Pullups, Sit-ups, or Push-ups. Each exercise is scored by the weakest number of reps (calories on the rower) in each of the eight intervals.