Desk Ergonomics: How to Prevent Pain from Prolonged Sitting

Written by
Dr. Matt Davis
Published on
February 18, 2026

Why Your Desk Setup Might Be Causing Your Pain

If you work at a desk, you probably sit for 6–10 hours per day.

Now multiply that by:

  • 5 days per week
  • 50 weeks per year
  • Several years in a row

That’s thousands of hours in the same posture.

At Conquer Movement Physical Therapy, we regularly see patients dealing with:

  • Neck pain
  • Shoulder tightness
  • Mid-back stiffness
  • Low back pain
  • Hip discomfort
  • Wrist and elbow irritation
  • Headaches

And many times, the root cause isn’t a traumatic injury.

It’s prolonged sitting with poor ergonomics.

The good news? Most desk-related pain is highly fixable.

In this guide, we’ll break down:

  • What prolonged sitting actually does to your body
  • Why posture alone isn’t the full story
  • How to set up your desk properly
  • Simple movement strategies that prevent long-term damage
  • When to seek help from a performance physical therapist

Let’s make this practical and easy to apply.

What Happens to Your Body When You Sit Too Long?

Sitting itself isn’t evil.

But staying in one position too long is.

Your body is designed for movement. When you hold a static posture for hours, several things happen:

1. Muscles Tighten

Hip flexors, chest muscles, and upper traps shorten over time.

2. Muscles Weaken

Glutes, deep core muscles, and mid-back stabilizers become underactive.

3. Joint Compression Increases

Sustained pressure builds in:

  • Lumbar discs
  • Cervical spine
  • Shoulder joints

4. Blood Flow Slows

Reduced circulation leads to stiffness and fatigue.

5. The Nervous System Stays “On”

Chronic stress + forward head posture often equals tension headaches and jaw tightness.

Over time, this creates a pattern of:

  • Pain
  • Limited mobility
  • Reduced performance
  • Slower recovery

This isn’t just a comfort issue — it’s a performance issue.

Posture Isn’t the Villain — Lack of Movement Is

You’ve probably heard:

“Sit up straight!”

But here’s the truth:

There is no perfect posture you can hold all day.

The best posture is the next posture.

Instead of chasing perfection, we focus on:

  • Reducing sustained stress
  • Improving positioning
  • Building resilience
  • Encouraging movement variability

Let’s walk through how to set up your workstation the right way.

The Ideal Desk Setup (Simple and Practical)

1. Monitor Position

https://cdn.shopify.com/s/files/1/0147/1453/6000/files/Standing_Desk_Height_grande.png?v=1565645420
https://cdn.shopify.com/s/files/1/0039/6387/9494/files/correct-sitting-posture_480x480.jpg?v=1732263889

Your screen should be:

  • At eye level
  • About an arm’s length away
  • Centered directly in front of you

If your monitor is too low:

  • You flex your neck forward
  • Upper traps stay active
  • Headaches become common

If you use a laptop:

  • Use a laptop riser
  • Add an external keyboard

Small adjustment. Huge impact.

2. Chair Height and Support

https://cdn.shopify.com/s/files/1/0055/5515/9126/files/7_749037fb-654c-4a86-a1db-2f04f81bcc5d.jpg?v=1753406665

https://www.emeryphysicaltherapy.com/newsmedia/img/5830/seated_posture.jpg

Your chair should allow:

  • Feet flat on the floor
  • Knees at ~90 degrees
  • Hips slightly higher than knees
  • Natural lumbar curve supported

If your low back rounds all day:

  • Disc pressure increases
  • Core muscles disengage
  • Low back pain develops

If needed:

  • Add a small lumbar roll
  • Adjust armrests so shoulders stay relaxed

3. Keyboard and Mouse Position

Your elbows should rest:

  • Close to your body
  • At about 90 degrees

Wrists should stay:

  • Neutral
  • Not bent upward or downward

Poor wrist positioning contributes to:

  • Wrist pain
  • Forearm tightness
  • Numbness or tingling

If your shoulders are shrugged all day, your desk is too high.

The Real Solution: Movement Snacks

Even with a perfect setup, you cannot sit still for 8 hours.

We recommend:

  • Stand up every 30–45 minutes
  • Walk for 1–2 minutes
  • Perform 2–3 quick mobility drills

Think of these as movement snacks.

Here are a few favorites we teach patients:

1. Thoracic Extension Stretch

  • Interlace fingers behind head
  • Gently extend over chair back
  • 5–8 reps

2. Hip Flexor Reset

  • Stand tall
  • Squeeze glutes
  • Step one foot back
  • 30 seconds per side

3. Scapular Retractions

  • Sit tall
  • Pull shoulder blades back and down
  • 10 reps

These small resets:

  • Improve blood flow
  • Reduce stiffness
  • Lower inflammation
  • Improve focus

Common Desk-Related Pain Patterns We See

At Conquer Movement, these are the most common patterns:

Neck Pain + Headaches

Forward head posture + elevated shoulders.

Shoulder Impingement

Rounded shoulders + poor scapular control.

Low Back Pain

Posterior pelvic tilt + weak core stabilization.

Hip Tightness

Prolonged hip flexion + glute inhibition.

Wrist & Elbow Pain

Poor mouse mechanics + overuse.

The key isn’t just stretching tight muscles.

It’s restoring:

  • Strength
  • Control
  • Movement quality

Ergonomics and Systemic Stress

Desk posture doesn’t just affect muscles.

It affects your nervous system.

Prolonged sitting:

  • Reduces circulation
  • Decreases lymphatic flow
  • Increases stress hormone output
  • Contributes to low-grade inflammation

If you enjoyed our previous article on stress and inflammation, you’ll appreciate how posture ties into the bigger picture of recovery and resilience.

Your body adapts to the positions you live in.

Make sure those positions support your health.

Simple Daily Checklist

Use this quick checklist:

✔ Monitor at eye level
✔ Feet flat on floor
✔ Elbows at 90°
✔ Shoulders relaxed
✔ Move every 30–45 minutes
✔ Strength train 2–3x per week

That last one matters.

Strength training builds resilience against postural stress.

When Desk Pain Doesn’t Go Away

If you’ve:

  • Bought the new chair
  • Adjusted your desk
  • Tried stretching
  • Taken anti-inflammatories

And the pain still returns…

That means the issue is deeper than posture.

You may need:

  • Movement retraining
  • Strength progression
  • Nervous system regulation
  • Load management guidance

This is where a performance physical therapist can help.

We assess:

  • How you move
  • How you breathe
  • How your joints load
  • Where compensation patterns exist

Then we build a plan to correct it.

Why This Matters for Long-Term Health

Desk-related pain isn’t just uncomfortable.

Left unaddressed, it can lead to:

  • Chronic neck and back conditions
  • Recurrent shoulder injuries
  • Disc irritation
  • Reduced exercise tolerance
  • Decreased productivity

You deserve to feel strong — not stiff — at the end of your workday.

Final Thoughts

Sitting isn’t the enemy.

Staying still is. Remember, Motion is Lotion and Movement is Medicine. 

Small changes to your desk setup combined with intentional movement and strength training can dramatically reduce pain and improve performance.

You don’t need perfection.

You need consistency.

Ready to Fix the Root Cause?

If you’re experiencing:

  • Persistent neck or back pain
  • Shoulder discomfort during workouts
  • Numbness or tingling
  • Hip stiffness that won’t resolve
  • Headaches related to computer work

Let’s address it properly.

A Discovery Call at Conquer Movement Physical Therapy in Wilmington, NC allows us to:

  • Understand your pain pattern
  • Identify movement limitations
  • Determine if physical therapy is right for you
  • Build a personalized recovery plan

👉 Schedule your free Discovery Call today and start moving without pain.

Dr. Matt Davis, DPT
Doctor of Physical Therapy
Conquer Movement Physical Therapy – Wilmington, NC

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