How to Do Dumbbell Ab Crunch

Dumbbell Ab Crunch is a core exercise using dumbbell, listed as intermediate in the A90 Training Club catalogue.

Primary muscle

Core

Equipment

Dumbbell

Difficulty

Intermediate

01 / Move with control

How to perform

How to do Dumbbell Ab Crunch

  1. 01Lie flat on the back with knees bent and feet flat, holding a dumbbell against the upper chest with both hands.
  2. 02Contract the abdominals to lift the shoulder blades off the floor while keeping the lower back grounded.
  3. 03Exhale at the top of the contraction, pause, and feel the tension in the rectus abdominis.
  4. 04Lower the upper back to the floor with precision before starting the next rep.
  5. 05Keep the chin tucked slightly toward the chest to avoid neck strain.

Same guidance shown inside the A90 app

02 / Anatomy

Muscles worked by Dumbbell Ab 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

Imagine pressing the lower back into the floor to ensure the movement comes from spinal flexion rather than hip momentum.

Same coaching engine used inside the A90 app

05 / FAQ

Dumbbell Ab Crunch questions

What muscles does Dumbbell Ab Crunch work?

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

How do you do Dumbbell Ab Crunch correctly?

Lie flat on the back with knees bent and feet flat, holding a dumbbell against the upper chest with both hands. Contract the abdominals to lift the shoulder blades off the floor while keeping the lower back grounded. Exhale at the top of the contraction, pause, and feel the tension in the rectus abdominis. Lower the upper back to the floor with precision before starting the next rep. Keep the chin tucked slightly toward the chest to avoid neck strain.

What is the A90 coach tip for Dumbbell Ab Crunch?

Imagine pressing the lower back into the floor to ensure the movement comes from spinal flexion rather than hip momentum.

Is Dumbbell Ab Crunch suitable for beginners?

Dumbbell Ab Crunch is rated intermediate in the A90 Training Club catalogue.

What equipment do you need for Dumbbell Ab Crunch?

Dumbbell Ab Crunch uses dumbbell.

A90 Intelligence

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