How to Do Crunch Frog On Floor

Crunch Frog On Floor is a core exercise using bodyweight, listed as beginner in the A90 Training Club catalogue.

Primary muscle

Core

Equipment

Bodyweight

Difficulty

Beginner

01 / Move with control

How to perform

How to do Crunch Frog On Floor

  1. 01Sit on the floor with your knees bent and feet lifted, balancing on your tailbone.
  2. 02Lean back slightly and extend your legs forward while simultaneously reaching your arms out to the sides.
  3. 03Exhale and pull the knees back toward the chest while wrapping the arms around the shins.
  4. 04Inhale as you expand the body back into the extended position without letting the feet touch the ground.
  5. 05Maintain a tight hollow-body position throughout the entire movement.

Same guidance shown inside the A90 app

02 / Anatomy

Muscles worked by Crunch Frog On Floor

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

Keep the lower back pressed into the floor as the limbs extend to maintain core engagement.

Same coaching engine used inside the A90 app

05 / FAQ

Crunch Frog On Floor questions

What muscles does Crunch Frog On Floor work?

Crunch Frog On Floor is catalogued as a core exercise in A90 Training Club, with the core as its primary muscle group.

How do you do Crunch Frog On Floor correctly?

Sit on the floor with your knees bent and feet lifted, balancing on your tailbone. Lean back slightly and extend your legs forward while simultaneously reaching your arms out to the sides. Exhale and pull the knees back toward the chest while wrapping the arms around the shins. Inhale as you expand the body back into the extended position without letting the feet touch the ground. Maintain a tight hollow-body position throughout the entire movement.

What is the A90 coach tip for Crunch Frog On Floor?

Keep the lower back pressed into the floor as the limbs extend to maintain core engagement.

Is Crunch Frog On Floor suitable for beginners?

Crunch Frog On Floor is rated beginner in the A90 Training Club catalogue.

Do you need equipment for Crunch Frog On Floor?

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

A90 Intelligence

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

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