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Side plank twist

Primary muscles: Shoulders, Obliques, Glutes, Quads

Make sure hips stay stacked on top of one another and stay in line with the rest of your body. After 30 seconds, switch sides.

Side Plank Twist 11. Lie on your left side with elbow on floor under shoulder, hips stacked on top of one another

Side Plank Twist 22. Push hips up, forming a straight line from your head to heels
Side Plank Twist 33. Extend right arm above shoulder
Side Plank Twist 44. While rotating upper body to the left, swing your extended right arm under your torso. Hold for 1 count and return to starting position. Time: 60 seconds (30 seconds each side)