The Ultimate Ab Workout Plan: Week 4 Exercise Instructions
- Sit tall on the floor with your knee bent and your arms at chest level with your palms facing down. Lean back slightly, engaging your abs, and lift both knees toward your chest while reaching forward with your arms.
- Hold this position with your feet off the floor for 10 to 20 seconds as you contract your abs. Lower your feet to the floor for 1 or 2 counts and repeat the exercise.
- Do 4 or 5 more reps over the course of a minute.
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