The Biggest Loser: 30 Day Power X-Train with Bob Harper

Lots of variety in three easy-to-follow aero/tone interval segments. You'll burn fat with the cardio while you firm your muscles with the toning (as you're energized by Bob Harper, Dolvett Quince and successful contestants from the TV show). It's all done in a simple one-minute-per-exercise format — you just keep moving for one minute, then proceed to the next routine.

The first section combines traditional aerobics with functional fitness (moves that build strength for everyday activities). The next segment has an “athletic training” feel; it alternates higher-impact cardio with core-focused toning. Finally, “All About Reps” is a fast-paced series of squats, lunges burpees and jumps.

Requires 2 to 5 lb. dumbbells.

Take it up a notch with the fat-burning moves in 30-Day Power X-Train! You’ve seen contestants drop pounds on NBC’s hit series “The Biggest Loser” and now it’s your turn! Using cross-training and core movements, you’re going to shed unwanted pounds, burn maximum calories, and tone and tighten your legs, abs and arms for a total-body workout. Get ready to sweat with trainers Bob Harper and Dolvett Quince as they challenge every muscle in your body.

WARM-UP: Get moving and prepare your body for an intense cross-training workout designed to burn fat, tighten and tone.

METABOIC CIRCUIT: Keep your heart rate up with a metabolic circuit-training workout as you alternate between strength and cardio movements. This nonstop, no-recovery workout is sure to burn mega calories.

POWER TRAINING: A total-body workout designed to build strength, speed an powerful muscles with core moves and plyometrics.

ALL ABOUT REPS: Build strength and drop inches with this fast-paced cross-training program that utilizes cardio bursts and muscle toning.

COOLDOWN: Slow your heart rate and soothe tight muscles through deep stretches.