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Primary muscles: Rectus abdominis

Make sure to keep feet and lower back flat on the floor. Keep head in a neutral alignment throughout the exercise to prevent strain on the neck. A variety of hand positions can be performed including folded behind the head or rested on the knees. Maintain control of your breathing throughout the exercise.




Crunch 2

1. Lay flat on your back, lower back pressed to the ground and knees bent up toward the ceiling, placing your hands behind your head for support.

Crunch 1

2.Lift (from your waist) up toward your knees, keeping abdominals tight and lower back flat to the ground.

Crunch 23. Lower your body back to starting position and repeat.