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Reviewed March 2026

Knee to Chest Stretch

RehabilitationBodyweightBeginnerRehabilitation

Primary

Rehabilitation

Secondary

Lower Back, Glutes, Hip Flexors

Equipment

Bodyweight

Difficulty

Beginner

Type

Isometric

Written byMySetPlan Training Team

NASM-CPT, CSCS certified trainers. Every guide is built from peer-reviewed research and real coaching experience.

Use for lower back relief for optimal results. The Knee to Chest Stretch — a rehabilitation isometric hold — is one of the most effective ways to train your rehabilitation, with secondary work on your Hip flexors.

Everything You Need to Know About the Knee to Chest Stretch

The Knee to Chest Stretch is a good for beginners exercise that targets your Lower back and Gluteus maximus. It's a popular choice for building strength and muscle in these areas. When should you use it? Use for lower back relief for optimal results. This timing makes the most of your workout and helps you get better results. Who is this for? All levels, especially those with back tightness. Whether you're just starting out or working toward a specific goal, this exercise fits into your routine.

Knee to Chest Stretch — targeted muscles

Primary

Lower backGluteus maximus

Secondary

Hip flexors

Stabilizers

CorePostural muscles

How do you perform the Knee to Chest Stretch?

  1. 1

    Lie on back with legs extended.

  2. 2

    Bring one knee toward chest.

  3. 3

    Hold behind knee or shin.

  4. 4

    Gently pull knee closer to chest.

  5. 5

    Keep other leg flat or bent.

  6. 6

    Hold stretch then switch legs.

What are the best tips for the Knee to Chest Stretch?

Great for lower back relief.

Pull gently, dont force.

Keep shoulders relaxed.

Common Knee to Chest Stretch mistakes

Pulling too hard for optimal results.

Isometric holds like the Knee to Chest Stretch build strength at specific joint angles. This mistake changes the angle and reduces how hard your Lower back has to work. Lock into position and hold it.

Lifting shoulders for optimal results.

Without proper shoulder positioning during the Knee to Chest Stretch, your Lower back can't fully engage. Set your shoulder blades down and back before you start, and maintain that position throughout each rep.

Holding breath, which reduces blood flow and can cause dizziness.

Holding your breath incorrectly during the Knee to Chest Stretch spikes your blood pressure and reduces core stability. Inhale during the eccentric (lowering) phase and exhale during the concentric (lifting) phase.

Knee to Chest Stretch — who it's best for

All levels, especially those with back tightness.

How to Program the Knee to Chest Stretch

Strength30 sec holds

Lower reps with heavier weight builds raw strength. Your muscles and nervous system adapt to handle more load over time. This range is best for strength-focused goals.

Muscle Growth30-60 sec holds

This rep range keeps your muscles under tension long enough to trigger growth. Most people see the best muscle-building results in this zone. It balances strength and muscle size.

Endurance60+ sec holds

Higher reps with lighter weight builds muscular endurance and improves conditioning. This range is good for joint health and building work capacity.

General guideline: 2-3 holds of 30 seconds each leg.

What are good alternatives to the Knee to Chest Stretch?

Other Variations

  • Double Knee to Chest
  • Cross Body Knee Pull

This Exercise Is in Your Plan

MySetPlan picks the right exercises for your goals — like the Knee to Chest Stretch — and builds them into a monthly program. Every set, every rep, planned out.

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Safety Notes

  • Pull gently.
  • Stop if pain occurs.