Waist Exercise · Cable

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Cable Side Crunch

The side crunch isolates the obliques through a short, controlled range, curling the ribcage toward the hip rather than the torso straight forward the way a standard crunch does. It's a targeted exercise for the sides of the waist specifically, useful alongside standard crunches for balanced ab development. Keeping the motion slow and squeezing at the top matters more here than moving fast for reps.

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Category

Waist

Equipment

Cable

Target

Abs

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Exercise reference published by PlanWorkouts; see our editorial standards.

How to Do the Cable Side Crunch

1. Attach a cable handle to a low pulley and stand with your side facing the machine.
2. Grip the handle with the hand farther from the machine and place your other hand on your hip.
3. Set your feet shoulder-width apart with a slight bend in your knees.
4. With your abs braced, bend sideways at the waist, bringing your elbow down toward your hip.
5. Pause briefly at the bottom, then slowly return to the starting position.
6. Repeat for the desired number of repetitions, then switch sides.

Technique & Form Tips

Focus on trunk flexion, rotation, or anti-movement stability as required by your specific variation. Maintain the suggested pelvic and spinal orientation to keep tension focused on the abdominal area throughout each repetition or hold.

Common Mistakes to Avoid

• Copying the wrong trunk action: Follow the demonstrated movement. A held plank, rotation and crunch require different actions rather than the same repeated trunk curl.
• Lower back arching: Keep the spine controlled to prevent the lower back from hyperextending under the load.
• Excessive speed: Perform movements with deliberate control rather than relying on rapid, bouncing motions.

How to Breathe During This Exercise

Maintain a steady breathing rhythm during the effort.

Comfort and Control

Choose a load and range you can control. Stop if the movement causes pain. If discomfort persists, stop and ask a qualified professional about an appropriate exercise and range.

General guidance: Mayo Clinic on weight-training technique. Follow the specific movement steps above for this variation.

Muscles Worked

The Cable Side Crunch mainly targets your Abs, with your Obliques helping support the movement.

More Waist Exercises

3/4 Sit-Up Body Weight · Abs 45° Side Bend Body Weight · Abs Air Bike Body Weight · Abs Alternate Heel Touchers Body Weight · Abs Arm Slingers Hanging Bent Knee Legs Body Weight · Abs Arm Slingers Hanging Straight Legs Body Weight · Abs

More Abs Exercises

Arms Overhead Full Sit-Up (male) Body Weight · Abs Assisted Hanging Knee Raise Assisted · Abs Assisted Hanging Knee Raise With Throw Down Assisted · Abs Assisted Lying Leg Raise With Lateral Throw Down Assisted · Abs Assisted Lying Leg Raise With Throw Down Assisted · Abs Assisted Motion Russian Twist Medicine Ball · Abs

Equipment Alternatives

Don't have cable? These target the same abs with different equipment.

Arms Overhead Full Sit-Up (male) Body Weight · Abs Assisted Hanging Knee Raise Assisted · Abs Assisted Motion Russian Twist Medicine Ball · Abs Band Alternating V-Up Band · Abs

FAQ

What muscles does the Cable Side Crunch work?

The Cable Side Crunch mainly works your abs. Your obliques also works to help support and steady your body. Using good, smooth form makes sure you work the right muscles and avoid unnecessary strain on your joints.

What equipment do I need for the Cable Side Crunch?

You do the Cable Side Crunch with a cable. Make sure your equipment is set up safely before starting. If you work out at home or have limited gear, check out our alternative exercises below.

What form mistake should I watch for on the Cable Side Crunch?

One mistake to watch for is copying the wrong trunk action: Follow the demonstrated movement. A held plank, rotation and crunch require different actions rather than the same repeated trunk curl.. Use a comfortable range and a controlled return; reduce the load if you cannot maintain the demonstrated setup.

How many sets and reps should I perform on the Cable Side Crunch?

Use a short set of controlled repetitions, or a manageable hold when the movement is static. Stop when you cannot maintain the demonstrated position. Build control before adding duration, repetitions or resistance; the appropriate amount depends on the exercise and your experience.

What's a good alternative to the Cable Side Crunch?

The Arms Overhead Full Sit-Up (male) trains your abs with body weight and a similar movement pattern. Review its form guide before substituting it, since setup and range of motion can differ.