Cable crunch

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How to do it

Flex the spine bringing your sternum towards your pelvis; the hips stay still

Muscles worked

Mainly abdominales. Train it inside a balanced routine to progress safely.

Technical sheet

Movement pattern: Core
Minimum level: Beginner
Technical demand: Basic
Fatigue it generates: Low (0.4 out of 2.2)
Risk if technique breaks down: Low

These are the values the generator uses to decide where the exercise goes within the session.

Recommended sets and reps

As an isolation exercise, it works best in 3–4 sets of 10–15 reps with 0–2 RIR. Use it at the end of the session to add volume without systemic fatigue.

Common mistakes to avoid

Pulling on the neck with your hands and flexing at the hips instead of curling the spine with the abs.
Using too much weight at the cost of technique and full range of motion.
Doing reps too fast, without controlling the eccentric (lowering) phase.

Alternative exercises

More Core exercises

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Frequently asked questions

What muscles does Cable crunch work?

Cable crunch mainly works the abdominales muscle group, plus synergist and stabilizer muscles depending on the variation.

How many sets of Cable crunch should I do?

Between 3 and 5 sets per session, adjusting the total weekly volume for abdominales to your level (about 10–20 sets per muscle per week).

Is Cable crunch good for building muscle?

Yes. Combined with progressive overload, good technique and enough rest, it's an effective tool to grow abdominales.

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