Exercise Lab

Exercise Ball* Abdominal and Oblique Crunch

View Instructions

Equipment

  • Torque F5

Muscle Groups

  • Abs & Core

Purposes

  • Abdominal and oblique strength.
  • Core strength.

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Description

  • Set doors narrow or wide, attach abdominal/triceps strap* or triceps rope* (both sold separately) to high pulley, place burst-proof exercise ball* between swivel pulleys and set resistance.
  • Sit upright on ball facing away from machine and grasp ab/triceps strap or rope handles so it rests comfortably around neck and handles are on upper chest.
  • Slowly contract abdominals so rib cage moves toward hips; for obliques, rotate torso while contracting so that right shoulder moves toward left hips and vice versa.
  • Return to start position and repeat.
  • * Burst-proof exercise ball required.

ProTip

  • Keep your hips over the ball at all times.

Mistakes

  • Jutting the chin as you crunch.
  • Using momentum to pull the weight.