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  7. Dynamic Back Stretch

Exercise guide

Dynamic Back Stretch

  • Beginner
  • Isolation
  • Timed hold
  • Back

This dynamic stretch improves mobility in the latissimus dorsi and thoracic spine by using rhythmic reaching movements to increase blood flow and functional range of motion. It is an ideal warm-up for pulling exercises, helping to decompress the spine and activate the lateral stabilizers.

Reviewed by the Crucible team · Updated June 2026

Watch the Dynamic Back Stretch demonstrationGuided video and your full workout live in the Crucible app.

Muscles worked

Primary

  • Lats

Secondary

  • Deltoids
  • Trapezius

Equipment

  • Body weight

Setup

  1. Stand with your feet shoulder-width apart and a slight bend in your knees.
  2. Extend both arms straight overhead with your palms facing inward.
  3. Engage your core to maintain a neutral spine and prevent your lower back from arching excessively.

How to do it

  1. Reach one arm as high as possible toward the ceiling while slightly leaning your torso to the opposite side.
  2. Exhale as you reach, feeling a deep stretch along the side of your ribcage and down into your lat.
  3. Inhale as you return to the center and immediately transition to the other side in a fluid, controlled motion.
  4. Continue alternating sides for the prescribed duration, maintaining a steady and rhythmic tempo.

Form checklist

  • Keep your shoulders depressed and away from your ears throughout the movement.
  • Ensure your chest remains facing forward; do not rotate your torso to the side.
  • Maintain a soft bend in the knees to keep the pelvis stable.
  • Move through a full range of motion without using jerky or bouncing movements.

Pro tips

  • Visualize reaching for the rungs of an invisible ladder to maximize the vertical elongation of the muscle fibers.
  • Focus on breathing into the side of your ribs to expand the intercostal muscles and deepen the lat stretch from the inside out.

Make it harder

  • Hold a light resistance band between your hands to maintain constant tension and engage the rear deltoids during the reach.
  • Perform the stretch in a staggered stance (one foot forward) to integrate the hip flexors and increase the balance challenge.

Frequently asked

What muscles does the dynamic back stretch work?
The dynamic back stretch primarily targets the lats, and also works the deltoids and trapezius as secondary muscles.
What equipment do you need for the dynamic back stretch?
The dynamic back stretch requires no equipment — just your body weight.
Is the dynamic back stretch good for beginners?
Yes. The dynamic back stretch is a beginner-friendly movement and a strong foundation to build on.

Related exercises

  • Alternating Child To Downward Dog To Body RockIntermediate · abs, calves, hamstrings, and lats
  • Alternating Dead HangAdvanced · lats and trapezius
  • Archer Pull-UpAdvanced · lats and trapezius
  • Armless Prayer StretchBeginner · lats and pectorals

Train this with a plan, not guesswork

Crucible builds the dynamic back stretch into a precise program around your body, equipment, location, and time.

Download on the App Store