Shoulder Pain Reaching Behind Your Back? 3 Simple Exercises to Fix It Fast

By Published On: September 2, 2025

Does reaching behind your back feel like an impossible task? If you feel a nagging shoulder pain when you’re trying to grab your seatbelt, put on a jacket, or scratch that annoying itch between your shoulder blades, these exercises for shoulder pain when reaching behind the back can help you fix it.

Here’s what most people don’t realize: that pain you feel in the front of your shoulder isn’t just a “shoulder problem.” Your entire upper body works as an interconnected system, and when one part loses mobility, other areas compensate and eventually break down.

Your shoulder is a ball-and-socket joint designed to move in every direction. But when you lose extension mobility (the ability to move your arm behind you), your body starts compensating with poor movement patterns. This creates tension in your shoulder capsule, restricts rotation, and puts excessive strain on the front of your shoulder – leading to that persistent pain.

With just three targeted exercises taking less than 10 minutes total, you can start mobilizing your shoulder, creating space in the joint, and eliminating that pain fast. These aren’t random stretches – they’re specifically designed to address the root cause of your reaching pain.

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With just 8-10 minutes a day, you can

  • Eliminate sharp pain when reaching behind your back.
  • Restore natural shoulder extension for pain-free daily activities.
  • Increase shoulder capsule mobility for better overall joint health.
  • Reduce compensatory tension in your neck and upper back.
  • Prevent future shoulder injuries by addressing movement restrictions.
  • Regain confidence in simple tasks like putting on clothes or reaching for objects.

Quick Reference Guide

  • Total Time: 8-10 Minutes.
  • Targets: Shoulder capsule, rotator cuff, anterior shoulder, thoracic spine.
  • Goals: Increase extension mobility, reduce capsular restrictions, and eliminate reaching pain.

Exercise Breakdown

Exercise 1: Banded Axial Rotations

Purpose: Loosens the shoulder capsule and creates space for pain-free movement by mobilizing the joint in the extended position.

Equipment Needed: Resistance band and secure anchor point (door frame, squat rack, or sturdy post).

How to Do It

  1. Attach the band to a secure surface at shoulder height and place your hand through the loop.
  2. Position your arm behind you so the band pulls your shoulder into extension.
  3. Alternate rotating your hand up and down (thumb up to thumb down) while the band maintains the stretch.
  4. Move smoothly between internal and external rotation without forcing into pain.

Sets: 2 sets of 45 seconds each arm.

Tip: Think of your shoulder “breathing” in this position – the band does the work while you focus on smooth, controlled rotations. Never force the movement into sharp pain.


Exercise 2: Prone Dowel Extension

Purpose: Actively builds extension mobility by training your shoulder muscles to move into the extended position under control.

Equipment Needed: Dowel rod, broomstick, or PVC pipe (can be done without equipment initially).

How to Do It

  1. Lie face down on a mat with the dowel behind your back, arms in extension.
  2. Keep your forehead flat on the ground and lift both arms, raising the dowel into the air.
  3. Hold for 1-2 seconds at the top, focusing on controlled movement.
  4. Lower back down slowly and repeat.

Sets: 2 sets of 8-10 repetitions.

Tip: Start without the dowel if you’re struggling with the movement. Quality over quantity – only lift to a comfortable range and gradually increase over time.


Exercise 3: Crab Rocking

Purpose: Mobilizes the shoulders in a closed-chain pattern while actively stretching the front of the shoulders and building functional strength.

Equipment Needed: None.

How to Do It

  1. Sit with your hands behind you in shoulder extension and feet under bent knees.
  2. Lift your hips off the ground into the crab position.
  3. Gently rock forward and backward, mobilizing through your available range.
  4. Focus on the stretch sensation in the front of your shoulders.

Sets: 2 sets of 8-10 rocks.

Tip: This should feel like a gentle stretch, not sharp pain. Start with small movements and gradually increase your range as your shoulders adapt.


Consistency Matters!

The key to eliminating your shoulder pain is consistent daily practice. These three exercises work best when performed 2-3 times per week, allowing your shoulder to adapt and improve gradually. Many people notice improved comfort reaching behind their back within the first week of consistent practice. Your shoulder will start moving “like butter” as you create more space and restore natural movement patterns. Schedule a session if you want a tailored recovery plan.

You deserve a pain-free life.

If you feel like you’ve tried everything – massage, acupuncture, traditional physical therapy – and you’re still in pain, it’s time to try something different. Our personalized movement-based rehab bulletproofs your shoulder for good.

About the Author: Dr. Joey Seyforth

Dr. Joey Seyforth, DPT, is a physical therapist who specializes in helping people overcome shoulder pain by blending sports medicine, strength training, and movement science. Through his Targeted Comeback Process, he teaches clients how to restore mobility, build resilience, and achieve long-term shoulder health without relying on injections, surgeries, or cookie-cutter rehab.