How to Do Standing Oblique Crunch

Standing Oblique Crunch is a core exercise using bodyweight, listed as intermediate in the A90 Training Club catalogue.

Primary muscle

Core

Equipment

Bodyweight

Difficulty

Intermediate

01 / Move with control

How to perform

How to do Standing Oblique Crunch

  1. 01Stand with feet hip-width apart and place the fingertips of one hand behind the ear.
  2. 02Lift the knee on the same side out to the side toward the elbow.
  3. 03Contract the obliques to bring the elbow and knee together in a lateral plane.
  4. 04Return the foot to the floor with control while maintaining an upright spine.

Same guidance shown inside the A90 app

02 / Anatomy

Muscles worked by Standing Oblique Crunch

Primary Stabiliser Inactive

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Primary movers

  • Core Stabilises the spine and transfers force.

Stabilisers

  • Lower back Stabilises the spine during lifts and bends.
  • Forearms Grips and stabilises the wrist under load.

03 / A90 Coach

A90 Coach tip

Crunch the ribcage toward the hip bone to ensure the obliques are driving the movement rather than just moving the knee.

Same coaching engine used inside the A90 app

05 / FAQ

Standing Oblique Crunch questions

What muscles does Standing Oblique Crunch work?

Standing Oblique Crunch is catalogued as a core exercise in A90 Training Club, with the core as its primary muscle group.

How do you do Standing Oblique Crunch correctly?

Stand with feet hip-width apart and place the fingertips of one hand behind the ear. Lift the knee on the same side out to the side toward the elbow. Contract the obliques to bring the elbow and knee together in a lateral plane. Return the foot to the floor with control while maintaining an upright spine.

What is the A90 coach tip for Standing Oblique Crunch?

Crunch the ribcage toward the hip bone to ensure the obliques are driving the movement rather than just moving the knee.

Is Standing Oblique Crunch suitable for beginners?

Standing Oblique Crunch is rated intermediate in the A90 Training Club catalogue.

Do you need equipment for Standing Oblique Crunch?

No. Standing Oblique Crunch is listed as a bodyweight movement in the A90 catalogue, so you can train it with no kit.

A90 Intelligence

Put this into a real plan.

A90 Intelligence programmes standing oblique crunch into a 30, 60 or 90 day plan built around your equipment, then adjusts it as you train.

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