Flatter Abs ASAP

Advanced: Single-Leg Windmill

Targets shoulders, abs, obliques, glutes, quads, and hamstrings

• Stand with feet hip-width apart, knees slightly bent, abs tight.
• Extend arms out to sides and lift left foot about 12 inches off floor.
• Bend from waist, keeping back straight, until upper body is almost parallel to floor.
• Keep lower body still as you rotate torso, chest and arms to right.
• Twist back to center, then to left. Do 10 reps.
• Switch feet; repeat.