This move targets your lower back, glutes, and inner thighs.
Bottom Line: Lie on your back with your hands on the floor, knees bent, and feet flat. Now lift your hips off the floor and bring your knees out to the sides as far as you can using your abs to keep you stable. Then bring your knees back to center, lower down, and repeat. Do 12 to 15 reps. Be careful not to arch your back and use your abs to lift your hips off the floor. This move targets your lower back, and your gluts, and your inner thighs.