How to Do Seated Leg Extension Alternate Legs

Seated Leg Extension Alternate Legs is a quads exercise using bodyweight, listed as beginner in the A90 Training Club catalogue.

Primary muscle

Quads

Equipment

Bodyweight

Difficulty

Beginner

01 / Move with control

How to perform

How to do Seated Leg Extension Alternate Legs

  1. 01Sit in the leg extension machine and adjust the shin pad to rest just above the ankles.
  2. 02Grip the side handles and press the lower back firmly into the seat backrest.
  3. 03Extend the right leg fully until the knee is straight, exhaling as the weight rises.
  4. 04Lower the right leg under control then immediately extend the left leg to complete one alternating rep.

Same guidance shown inside the A90 app

02 / Anatomy

Muscles worked by Seated Leg Extension Alternate Legs

Primary Stabiliser Inactive

Tap to explore manually

Primary movers

  • Quads Extends the knee, driving squats, lunges and jumps.

Stabilisers

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

03 / A90 Coach

A90 Coach tip

Focus on pulling the toes toward the shins to maximize the contraction of the rectus femoris.

Same coaching engine used inside the A90 app

05 / FAQ

Seated Leg Extension Alternate Legs questions

What muscles does Seated Leg Extension Alternate Legs work?

Seated Leg Extension Alternate Legs is catalogued as a quads exercise in A90 Training Club, with the quads as its primary muscle group.

How do you do Seated Leg Extension Alternate Legs correctly?

Sit in the leg extension machine and adjust the shin pad to rest just above the ankles. Grip the side handles and press the lower back firmly into the seat backrest. Extend the right leg fully until the knee is straight, exhaling as the weight rises. Lower the right leg under control then immediately extend the left leg to complete one alternating rep.

What is the A90 coach tip for Seated Leg Extension Alternate Legs?

Focus on pulling the toes toward the shins to maximize the contraction of the rectus femoris.

Is Seated Leg Extension Alternate Legs suitable for beginners?

Seated Leg Extension Alternate Legs is rated beginner in the A90 Training Club catalogue.

Do you need equipment for Seated Leg Extension Alternate Legs?

No. Seated Leg Extension Alternate Legs 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 seated leg extension alternate legs into a 30, 60 or 90 day plan built around your equipment, then adjusts it as you train.

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