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This eight-move routine rockets your heart rate for calorie blasting (and allover strengthening).

DO: 15 reps of each exercise in order, twice, 3 to 5 times a week.

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Justin Steele

Step right twice, twisting torso to right and punching left arm across body (as shown).

Lift left foot a few inches and out to side (as shown), squeezing glutes.

Step left foot back into a lunge, raising arms overhead.

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Open arms to pull band apart (as shown).

Bend at waist and step left foot back, bending right knee.

Pull elbows to chest (as shown), lifting left knee quickly between them.

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Return foot to floor for 1 rep. Do 15 reps. Switch sides; repeat.

Keep abs engaged as you jump feet out to sides (as shown), then back together.

Lift torso 45 degrees, then punch quickly 4 times (as shown), alternating sides.

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Lower to floor for 1 rep. Do 15 reps.

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