Calorie-Torching Plyo Workout With Weights

Work your upper and lower abs with one highly effective move.

• Lying on your back, lift your legs and arms up so they are extended toward the ceiling. Lift your upper back off the floor, reaching your hands toward your feet.
• Lower your legs toward the floor while reaching your arms overhead, keeping your shoulders off the mat and lower back pressed into the ground.
• Repeat the crunch motion to complete one rep.
• Do 15 reps.